Plant Information Resource Center

A Service Provided by Bohn's Farm and Greenhouses

Bohn's Farm and Greenhouses, a WHOLESALE-TO-THE-TRADE ONLY grower of herbaceous plants, offers this Plant Information Resource Center for the benefit of the green industry professional and the home gardener/landscape enthusiast.  This section of our website can also be accessed via www.PerennialPicks.com.

The Plant Information Resource Center is supported by an extensive plant database that we initially developed in 1997.  Since its inception, the Bohn's Farm plant database has continuously been updated with the most relevant and timely plant information. The database has offered the foundation of information for publishing 4 editions of the Bohn's Farm Plant Reference Guide in the years 1998, 2000, 2003 and 2006. The information presented on our extensive and ever-expanding custom plant tags is also supported by this central database.

The Bohn's Farm plant database is quite dynamic.  We encourage your comments for improving plant information content, accuracy and display format.  This website updated frequently with new plant information. 

Acanthus spinosus Bear'S Breeches, Spiny Upright spikes of purple and white flowers in early summer. Glossy, deeply lobed leaves with spiny margins form large clumps. Reliable and vigorous. Acanthus leaves have a classical appearance and were the source of the Corinthian leaf motif developed and used as a decoration in ancient Greek and Roman art and architecture. [ More Info ]

Achillea 'Coronation Gold' Yarrow Golden-yellow flower clusters are 3-4" wide on strong stems. Fernlike foliage is gray-green and wooly. [ More Info ]

Achillea 'Moonshine' Yarrow Clump-forming yarrow with flat-topped canary yellow flower clusters and bright silver, ferny foliage. Blooms over a long period. Will rebloom if cut back. [ More Info ]

Achillea millefolium 'Paprika' Yarrow Luscious apple-red and paprika colored flowers with sulphur yellow centers appear in flat clusters atop tall stems. Gray-green ferny foliage forms a compact, spreading mound. [ More Info ]

Aegopodium podagraria 'Variegatum' Snow-On-The-Mountain Green foliage with creamy white margins. Flowers are inconspicuous. A good ground cover but can be aggressive. Best if planted in a contained area. [ More Info ]

Agastache 'Blue Fortune' Hyssop, Anise Purple-blue flower spikes from mid- to late summer attract butterflies and hummingbirds. Foliage is very fragrant. [ More Info ]

Amsonia hubrichtii Blue Star, Narrow-Leaf Pale blue star-like flowers in April and May. Narrow, feathery shrub-like foliage is green in summer, turning brilliant golden-yellow in the autumn. Excellent when massed. [ More Info ]

Amsonia tabernaemontana Blue Star Loose clusters of lilac blue star-shaped flowers bloom in May. Willow like leaves turn a stunning shade of yellow-orange in autumn. Drought tolerant. Easy to grow. Midwest native. [ More Info ]

Anemone 'Honorine Jobert' Windflower Single white flowers with yellow center on tall graceful stems August through October. Dark green foliage forms attractive compact mound. Spreads by creeping rhizomes. [ More Info ]

Anemone 'Pamina' Windflower Japanese anemones are the perfect perennial to incorporate into your late summer and fall gardens. ‘Pamina’ comes into its prime just as other plants are beginning to retire for the season. From late summer into mid-fall, deep rosy pink 2.5" double flowers top tall, graceful stems which sway beautifully in the wind. Individual petals are elongated and daisy-like. Try planting Japanese anemones with other fall bloomers such as asters, snakeroot, and toad lilies. [ More Info ]

Anemone 'Whirlwind' Windflower Semi-double pure white flowers are 4" across blooming September and October. [ More Info ]

Anemone hupehensis 'September Charm' Windflower [ More Info ]

Armeria maritima 'Splendens' Thrift Long-blooming, hot pink flowers on compact plants bloom late April through early June with grass-like foliage. [ More Info ]

Asarum canadense Ginger, Wild A deciduous ground cover with soft green, kidney-shaped leaves. Inconspicuous greenish brown flowers in April and May. Forms large colonies in cool, moist woodland areas. Very good deciduous ground cover for the shade garden. [ More Info ]

Asclepias tuberosa Milkweed, Butterfly Abundance of bright orange flowers June through August. Host plant for the monarch butterfly and a superior nectar plant for many other butterfly species. Requires well-drained soil. [ More Info ]

Aster (syn Symphyotrichum) dumosus 'Wood's Light Blue' Aster Light blue flowers for four to six weeks from late summer through early fall. Clean compact foliage is resistant to mildew and rust. [ More Info ]

Aster (syn Symphyotrichum) dumosus 'Wood's Pink' Aster Pale pink flowers with yellow centers for four to six weeks from late summer through early fall. Clean compact foliage is resistant to mildew and rust. Easy to grow. Tolerates clay soils. [ More Info ]

Aster (syn Symphyotrichum) dumosus 'Wood's Purple' Aster Purple-blue flowers with yellow centers for four to six weeks from late summer through early fall. Clean compact foliage is resistant to mildew and rust. [ More Info ]

Aster (syn Symphyotrichum) ericodes 'Snow Flurry' Aster Large white flower heads. [ More Info ]

Astilbe chinensis 'Visions' Astilbe, Chinese Upright raspberry red plumes are sweetly scented. Deep bronze-green foliage. Tougher than arendsii types, A. chinensis grows best in moist soil but will tolerate temporary drought without burning. Blooms mid- to late-season. [ More Info ]

Astilbe x arendsii 'Bridal Veil' Astilbe Frothy profusion of pure white flowers. Midseason bloomer. [ More Info ]

Baptisia alba (syn. B. leucantha) Indigo, False White flowers with black stems in May into early June. Slightly weeping habit. Native. [ More Info ]

Baptisia australis Indigo, False [ More Info ]

Calamagrostis arundinacea 'Karl Foerster' Grass, Feather Reed [ More Info ]

Carex elata 'Bowles Golden' Sedge, Golden Bright gold foliage changing to light green later in the season. Requires consistent moisture to thrive. Provides bright accent in the shade garden. [ More Info ]

Carex hachijoensis 'Evergold' Sedge, Variegated Bright, creamy yellow leaves with green margins form dense graceful clumps. Semi-evergreen foliage provides winter interest. Prefers moist, rich soil but will tolerate some drought. [ More Info ]

Carex morrowii 'Ice Dance' Sedge, Variegated Japanese Clear white margins on dark green leaves form compact, dense, colonizing tufts. Establishes quickly. Outstanding glasslike plant for the shade garden! Provides year round interest. An excellent, very winter hardy alternative to variegated Liriope. [ More Info ]

Ceratostigma plumbaginoides Leadwort (Pumbago) Long blooming gentian blue flowers from late June or July through frost. Glossy green leaves turn reddish bronze in autumn. Excellent, long-lived groundcover tolerates a wide range of conditions. Not evergreen. An excellent ground cover. [ More Info ]

Chasmanthium (syn Uniola) latifolium Grass, Northern River Oats Upright clumps of bamboo-like foliage. Green foliage turns copper in fall and brown in winter. Attractive flat flower spikes hang down from flowering stems. Prefers light shade and damp locations. Can self-sow. [ More Info ]

Chelone glabra Turtlehead White spike flowers with a tinge of pink appear August through October. Flowers look like a turtle's head. Deep green foliage on upright stems looks good all season. A Midwest native. [ More Info ]

Chelone lyonii 'Hot Lips' Turtlehead Dense spikes of rose red flowers for four weeks in late summer. Foliage is deeper green than the species. Stems are red and new spring growth has a bronze tint. [ More Info ]

Clematis 'Candida' Clematis Huge pure white flowers with yellow stamens. Blooms are 6-9" June through July with slightly smaller flowers August and September. Long blooming variety. [ More Info ]

Clematis 'Dr. Ruppel' Clematis Huge pale orchid, wavy petals with a wide carmine central bar and yellow stamens. Largest flowers are 6-8"on old growth in May and June. Smaller flowers may appear on new growth in August and September. [ More Info ]

Clematis 'Duchess of Edinburgh' Clematis Large fully double white rosette flower may be touched with green. Double flowers are 4-6" on old growth in May and June. Single flowers may appear on new growth in August and September [ More Info ]

Clematis 'Henryi' Clematis Huge pure white flowers have purple anthers. Blooms are 6-8" May and June with slightly smaller flowers July thru September. Vigorous Grower. Long blooming variety. [ More Info ]

Clematis 'Miss Bateman' Clematis Large creamy-white flowers have chocolate-red stamens. Blooms are 4-6" May and June with slightly smaller flowers July to September. Heirloom variety. Free flowering. Long blooming. One of the first large flowering varieties to bloom. [ More Info ]

Clematis 'Multi Blue' Clematis Large deep purplish-blue flowers have a light silvery blue central bar. Double flowers are 4-6" on old growth in May and June. Single flowers appear August through October. Performs best in light shade. [ More Info ]

Clematis 'Nelly Moser' Clematis Pastel pink flowers with red bar. Blooms in May, June and September on new and old wood. [ More Info ]

Clematis 'Rouge Cardinal' Clematis Large crimson-red flowers have contrasting yellow anthers and rounded petals. Blooms are 4-6" June through July with slightly smaller blooms August and September. Long blooming variety. Also known as Red Cardinal. [ More Info ]

Dianthus gratianopolitanus 'FIREWITCH Feuerhexe' Pinks Shocking magenta-pink flowers shimmer over a dense mat of semi-evergreen blue-green foliage. Blooms heavily in May and June. Tolerates heat, humidity and some drought. 2006 Perennial Plant of the Year. [ More Info ]

Digitalis grandiflora (syn ambigua) 'Carillon' Foxglove, Yellow A tough perennial form of foxglove with upright spikes of tubular creamy-yellow flowers May through June. Compact growth habit. Deadhead to extend bloom. Tolerates clay soils. [ More Info ]

Echinacea paradoxa Coneflower, Yellow Each flower stem produces a single bloom with yellow ray petals around a brown cone-shaped seed head. A very drought tolerant Midwest native. [ More Info ]

Echinacea purpurea Coneflower, Purple Rosy purple flowers with non-drooping petals. A Midwest native. [ More Info ]

Echinacea purpurea 'Magnus' Coneflower Intense rose-pink ray petals with a coppery-brown cone. Petals fade to pale pink as they age. Huge, flat flower heads with non-drooping petals. [PPA-1998] [ More Info ]

Epimedium x perralchicum 'Frohnleiten' Barrenwort Big bright yellow flowers on upright flower stalks in April and May. Spiny, evergreen, dark green foliage emerges bronze-pink and turn back to bronze in winter.. An excellent, slow-growing ground cover for dry shade. [ More Info ]

Epimedium x versicolor 'Sulphureum' Barrenwort Spurred yellow flower clusters appear above foliage in April. Attractive evergreen foliage emerges with reddish tint, mature to green and turns red in autumn. Perfect for dry shade under trees. [ More Info ]

Epimedium x youngianum 'Roseum' Barrenwort Lavender pink flowers in spring over small delicate foliage. An excellent, slow-growing ground cover for dry shade. [ More Info ]

Erianthus (syn Saccharum) ravennae Grass, Hardy Pampas Robust, gray-green foliage grows 48" tall with silvery flower spikes that tower above the leaves in fall. Looks best with constant moisture but is considerably drought tolerant. [ More Info ]

Eryngium yuccifolium Rattlesnake Master Clusters of round, greenish white flower heads June through September on sword shaped, medium green foliage. Distinctive plant is an interesting cut flower. A drought-tolerant Midwest native. [ More Info ]

Festuca glauca 'Elijah Blue' Grass, Blue Fescue Fine textured, semi-evergreen leaves create a mound of silvery-blue foliage. Foliage color intensifies in full sun and holds its color all summer. Requires sharp soil drainage. Enjoys sandy soils. Flowers are insignificant. [ More Info ]

Galium odoratum Woodruff, Sweet A vigorous ground cover for moist, shady areas. Tiny, white, star-shaped flowers appear above a carpet of finely cut green leaves. Flowers and foliage are fragrant. [ More Info ]

Geranium macrorrhizum 'Bevan's Variety' Cranesbill, Bigroot Deep magenta 1" flowers bloom April through July. Thick, fragrant, clump forming foliage chokes out most weeds. Semi evergreen leaves are rounded and broadly lobed. Plants spread to form an effective ground cover. Foliage looks good all season, turning red-bronze in autumn. [ More Info ]

Geranium sanguineum 'Album' Cranesbill Clear white flowers. Deeply cut, glossy green leaves have a looser habit than the species. Very easy to grow. Plants are heat tolerant and prefer full sun. [ More Info ]

Hemerocallis 'Happy Returns' Daylily Award winning, repeat blooming, ruffled, soft yellow flowers bloom profusely in June. Reblooms till frost. A Stella de Oro hybrid. Tolerates heat and humidity. Divide every 3-4 years to maintain vigor. Diploid. [ More Info ]

Hemerocallis 'Hyperion' Daylily Lemon yellow, fragrant flowers are 7" across. Blooms mid-July then repeat blooms. Diploid. [ More Info ]

Hemerocallis 'Joan Senior' Daylily Lightly ruffled, near white flowers with limestone-colored throats are 6" across. Excellent bud and branch count. Repeat blooming. Blooms late June to mid-July. Diploid. [ More Info ]

Hemerocallis 'Little Grapette' Daylily Award winning miniature selection with lightly ruffled, purple petals and yellow throat. High bud count, blooming May through June. Tolerates heat and humidity. Divide every 3-4 years to maintain vigor. [ More Info ]

Hemerocallis 'Mary Todd' Daylily Lots of 6", bright yellow, ruffled flowers with heavy texture. Tetraploid. [ More Info ]

Hemerocallis 'Pardon Me' Daylily Loads of cranberry red flowers with yellow-green throats are 3" across. Repeat blooming. [ More Info ]

Hemerocallis 'Stella de Oro' Daylily Award winning, repeat blooming, ruffled, bright gold flowers bloom profusely in May. Reblooms till frost. Foliage is compact. Tolerates heat and humidity. Divide every 3-4 years to maintain vigor. [ More Info ]

Hemerocallis 'Strawberry Candy' Daylily Strawberry pink blooms have a distinct rose red eye zone and a golden green throat. Flowers are 4 1/2" across. Early to midseason repeat bloomer. Tetraploid. [ More Info ]

Heuchera 'Plum Pudding' Coral Bells Shiny, plum colored leaves with dark purple veining and deep purple undersides. Semi-evergreen foliage forms compact mound. Small creamy flowers on slender wiry stems rise above foliage in June or July.. Excellent with variegated plants. EU3330 [ More Info ]

Heuchera micrantha 'Palace Purple' Coral Bells Crinkled, deep purple foliage fades to bronze-brown in summer. Small whitish flowers in late spring. [PPA-1991] [ More Info ]

Hosta 'Abiqua Drinking Gourd' Hosta Dark blue-green, seersuckered leaves with heavy substance display a unique cupped form up to 3 inches deep.White flowers appear just above the foliage on 22" scapes in early summer. Demonstrates good slug resistance. [ More Info ]

Hosta 'August Moon' Hosta Heavily corrugated gold leaves are 6" long and 5" wide. Leaves hold their color all season. White flowers in July. [ More Info ]

Hosta 'Blue Angel' Hosta Large size selection with gigantic, heavily textured, blue-green leaves. Foliage forms large, tiered mound. Light lavender flowers in June and July. One of the most vigorous blue hostas. Slug resistant. Cupped, heavily-textured blue leaves grow 16" long and 13" wide with time. [ More Info ]

Hosta 'Blue Mouse Ears' Hosta Adorable true miniature selection featuring thick, heart shaped blue-green foliage, forming a perfectly symmetrical mound. Lavender flowers appear in July. 2008 Hosta of the Year. [ More Info ]

Hosta 'Fire & Ice' Hosta Small size selection has heart-shaped leaves with pure white centers and dark green margins have heavy substance. Lavender flowers on tall scapes bloom in July. Sun and slug resistant. A sport of 'Patriot'. Needs morning sun or filtered shade to thrive. [ More Info ]

Hosta 'Francee' Hosta Medium size selection featuring dark green, slightly glossy foliage with clear white margins. Lavender flowers in June and July. Excellent sun tolerance. A classic hosta. Leaves grow 7" long and 5" wide. Variegation holds up well in sun. [ More Info ]

Hosta 'Guacamole' Hosta Medium-large size selection featuring huge, apple green leaves with dark green margins. Foliage color intensifies with sun exposure. Fragrant, pale lavender flowers in July. Leaves are 11" long and 8" wide. American Hosta Growers' Association 2002 Hosta of the Year. [ More Info ]

Hosta 'June' Hosta Medium size selection featuring blue-green foliage with irregularly shaped creamy gold centers. Pale bluish-lavender flowers appear in July and August. Needs some sunlight to develop the best color. Good leaf substance. Slug resistant. American Hosta Growers' Association 2001 Hosta of the Year. [ More Info ]

Hosta 'Minuteman' Hosta Medium size selection featuring very dark green, slightly cupped foliage with a pure white margin. Foliage has good substance which provides some slug resistance. Lavender flowers in June and July. Sport of H. 'Francee'. [ More Info ]

Hosta 'Sum and Substance' Hosta One of the largest Hostas available. Huge glossy leaves are thick-textured giving them good slug and deer resistance. Leaf color varies with light conditions from light green to chartreuse to gold. Pale lavender flowers on tall scapes in July and August. More sun tolerant than most hostas. American Hosta Growers' Association 2004 Hosta of the Year. [ More Info ]

Iris pallida 'Variegata' Iris, Sweet Blue-green leaves with white and cream streaking. Lavender-blue flowers. Foliage looks good all season. Grow in well-drained soil. [ More Info ]

Iris pseudacorus 'Variegata' Iris, Yellow Flag Like the species but new leaves are striped with yellow and green. Foliage turns solid green by midsummer. [ More Info ]

Lamium maculatum 'Pink Pewter' Spotted Nettle Silver-white leaves have a narrow green margin. Salmon-pink flower clusters May through July. Excellent mat forming ground cover to brighten shaded areas. [ More Info ]

Lamium maculatum 'Red Nancy' Spotted Nettle Excellent ground cover featuring rose-red flowers over silver-white leaves with green margins. [ More Info ]

Lavandula angustifolia 'Munstead' Lavender Violet-blue flowers and a compact growth habit. Early flowering. Grow in light, sandy, alkaline soil. [ More Info ]

Leucanthemum x superbum 'Becky' Daisy, Shasta Large, single flowers with white petals and yellow centers on strong stems. Long bloom time is June through October. The best Shasta daisy for hot humid climates. 2003 Perennial Plant of the Year. [ More Info ]

Leucanthemum x superbum 'Snow Cap' Daisy, Shasta Dwarf variety with large, single white flowers in abundance June through August. Dark green clump forming foliage is compact. Tolerates light shade. Good for massing or edging at the front of the border. [ More Info ]

Liriope muscari 'Big Blue' Lily Turf Solid green, grass-like leaves with purple flower spikes in August. Growth habit is fountain-like. [ More Info ]

Lythrum virgatum 'Purple Dwarf' Loosestrife, Purple Prolific, long-lasting, rose pink flower spikes on compact plants. Excellent dwarf form. This sterile species does not produce viable seeds. [ More Info ]

Mertensia virginica Bluebells, Virginia Flowers are pink in bud and open to sky blue in March and April. Foliage is blue-green. This plant is a spring ephemeral, meaning the foliage goes dormant in summer. A great plant to naturalize in a rich, moist, woodland environment. [ More Info ]

Miscanthus sinensis Grass, Flame [ More Info ]

Miscanthus sinensis 'Adagio' Grass, Maiden [ More Info ]

Miscanthus sinensis 'Gracillimus' Grass, Maiden [ More Info ]

Miscanthus sinensis 'Morning Light' Grass, Maiden [ More Info ]

Miscanthus sinensis 'Strictus' Grass, Porcupine [ More Info ]

Miscanthus sinensis 'Variegatus' Grass, Variegated Japanese Silver Green and white striped leaves are 1/4 - 3/4" wide and arch loosely. Provides a strong white effect in the landscape. Flowers in August or September. Plants may require support to remain upright. [ More Info ]

Monarda x didyma 'Jacob Cline' Bee Balm Large bright red flower clusters appear July through September. Upright, mildew resistant, fragrant foliage can be used to flavor tea. Attracts hummingbirds. [ More Info ]

Nepeta x faassenii 'Blue Wonder' Catmint Long-blooming, dark blue flowers May through September. Compact, mounding, gray-green, aromatic foliage. Quite drought tolerant. Much more compact than Nepeta `Walkers Low’. A wonderful low maintenance perennial for drought prone landscapes. [ More Info ]

Nepeta x faassenii 'Six Hills Giant' Catmint Violet blue flowers on large plants with gray-green foliage. [ More Info ]

Nepeta x faassenii 'Walker's Low' Catmint Soft lavender-blue flowers bloom May through September on mounded, arching plants. Aromatic gray-green foliage is deer and rabbit resistant. Very drought tolerant. Cats are attracted to scent. [PPA-2007] [ More Info ]

Oenothera berlandieri 'Siskiyou' Primrose, Mexican Evening Pale pink, saucer-shaped flowers are produced in great numbers May through July with rebloom in the fall. Compact and trailing habit. Heat and drought tolerant. Prefers poor soils. Spread by underground stolons. [ More Info ]

Oenothera macrocarpa (syn missouriensis) Sundrops, Ozark Large yellow flowers, up to 4" across, are mildly fragrant. Plants trail and look good in a rock garden. Plants tolerate poor soil and drought but need good drainage. (syn. O. missouriensis) [ More Info ]

Osmunda cinnamomea Fern, Cinnamon [ More Info ]

Panicum virgatum 'Dallas Blues' Grass, Switch Wide, blue, upright foliage. Large, purplish flower heads emerge late in summer. PP11202 [ More Info ]

Panicum virgatum 'Heavy Metal' Grass, Switch [ More Info ]

Pennisetum alopecuroides 'Hameln' Grass, Dwarf Fountain [ More Info ]

Perovskia atriplicifolia Russian Sage [ More Info ]

Perovskia atriplicifolia 'Little Spire' Russian Sage [ More Info ]

Phlox divaricata var. laphammi Phlox, Woodland [ More Info ]

Phlox paniculata 'David' Phlox, Garden Large heads of clear white flowers blooming July through September. Extremely mildew resistant. Deadheading prolongs bloom. Attracts songbirds. 2002 Perennial Plant of the Year. The best white available. 2002 Perennial Plant of the Year. [ More Info ]

Phlox paniculata 'Robert Poore' Phlox, Garden One of the tallest Phlox with large clusters of violet-pink, fragrant flowers blooming late June through September. Dark green, mildew resistant foliage on strong stems. Attracts songbirds. [ More Info ]

Phlox subulata 'Candy Stripe' Phlox, Creeping Produces a stunning blanket of pink and white two-tone flowers in April and May. Semi-evergreen foliage forms a dense, carpet-like ground cover. Mass planting creates a spectacular show. [ More Info ]

Phlox subulata 'Crimson Beauty' Phlox, Creeping Rosy red flowers. Semi evergreen, needlelike foliage. [ More Info ]

Phlox subulata 'Emerald Blue' Phlox, Creeping Produces a stunning blanket of clear blue flowers in April and May. Semi-evergreen foliage forms a dense, carpet-like groundcover. Mass planting creates a spectacular show. [ More Info ]

Phlox subulata 'Fort Hill' Phlox, Creeping Produces a stunning blanket of pink flowers with red eye in April and May. Semi-evergreen foliage forms a dense, carpet-like groundcover. Mass planting creates a spectacular show. [ More Info ]

Phlox subulata 'Red Wing' Phlox, Creeping Crimson flowers with dark red eyes. Semi evergreen, needlelike foliage. [ More Info ]

Phlox subulata 'Scarlet Flame' Phlox, Creeping Produces a stunning blanket of deep scarlet pink flowers with dark rose eye in April and May. Semi-evergreen foliage forms a dense, carpet-like groundcover. Mass planting creates a spectacular show. [ More Info ]

Platycodon grandiflorus 'Sentimental Blue' Balloonflower Balloon-like buds burst open into splendid blue, dwarf bell-shaped flowers. Prolific bloomer. [ More Info ]

Polygonatum odoratum 'var. Variegatum' Solomon'S Seal, Variegated Dangling white fragrant flowers below leaves in April and May. Tall, upright variegated foliage is soft green and white, turning an attractive yellow in fall. Flowers are followed by blue-black berries. Slowly colonizes to form dense stands. Looks terrific in a woodland garden. [ More Info ]

Rhus aromatica 'Gro-Low' Sumac, Fragrant A low spreader with glossy green leaves and superb orange-red fall color. Grows quickly and makes a good ground cover. [ More Info ]

Rudbeckia fulgida 'Goldsturm' Black-Eyed Susan A superior selection of our native Rudbeckia with long-blooming deep yellow flowers on stiff stems. An extensive root system makes this perennial an excellent choice for slope stabilization. [PPA-1999] [ More Info ]

Rudbeckia hirta Daisy, Gloriosa Bright yellow to orange-yellow flower petals surround dark brown centers. Blooms June through September. This short-lived perennial will remain in the garden for many years if allowed to self-seed. [ More Info ]

Rudbeckia hirta 'Indian Summer' Daisy, Gloriosa Single golden yellow flowers with brown centers are 6" in diameter. Tolerates poor soil but needs good soil drainage. A 1995 All-America Selection winner. [ More Info ]

Rudbeckia maxima Coneflower, Giant Yellow drooping petals surround a brown cylindrical cone. Flowers are borne on tall (60-96" stems) but stems are see-through so plant it where you can see the bold, mounded blue-green leaves which are attractive even before the plant flowers. [ More Info ]

Salvia nemorosa 'BLUE HILL Blauhugel' Salvia, Perennial Dense spikes of long-blooming, true blue flowers on compact plants. Plants are not as upright as 'May Night'. [ More Info ]

Salvia nemorosa 'MAY NIGHT Mainacht' Salvia, Perennial Dense spikes of long-blooming, deep purple flowers on vase-shaped plants. This outstanding cultivar tends to be more rigid in form than other perennial Salvias. Aromatic foliage resists rabbits and deer. 1997 Perennial Plant of the Year. [ More Info ]

Salvia nemorosa 'SNOW HILL Schneehugel' Salvia, Perennial Pure white flower spikes rise above compact mounds of gray-green foliage. Blooms into summer if deadheaded. Sport of 'Blue Hill'. [ More Info ]

Scabiosa columbaria 'Pink Mist' Pincushion Flower Pincushion-like, pink flowers with a hint of lavender are borne atop wiry stems all season. Drought tolerant once established. A reliable, long blooming selection. [ More Info ]

Schizachyrium (syn Andropogon) scoparium 'The Blues' Grass, Little Bluestem A very blue selection of the species with exceptional burgundy fall color. Tolerates heat and humidity and is great for mass planting. [ More Info ]

Sedum 'Autumn Joy' Stonecrop Fleshy green leaves are topped with flowers that resemble flat heads of broccoli. Flower buds are green in midseason then turn to pink before opening rosy bronze. Flower heads dry on the plant and provide winter interest. Grow in lean dry soil. [ More Info ]

Sedum 'Matrona' Stonecrop Large, pastel pink blooms in late summer and fall. Plant is vase-shaped with shiny red stems and deep gray foliage edged in rose pink. [ More Info ]

Solidago 'Golden Baby (syn Goldkind)' Goldenrod Dwarf variety has bright yellow flower plumes August through September. Low-growing, compact foliage forms an attractive dark green mat. Chicago Botanic Garden "Best Plants for the Midwest". [ More Info ]

Solidago sphacelata 'Golden Fleece' Goldenrod, Broad-Leaf Bright yellow flower plumes August through September. Low-growing, compact foliage forms an attractive dark green mat. Make a good ground cover when massed. [ More Info ]

Sporobolus heterolepis Grass, Prairie Dropseed Fine textured tufts of green foliage turn gold or deep orange in autumn. Pink flowers appear in August with fragrant seeds. Heat and drought tolerant. Attracts songbirds and wildlife. [ More Info ]

Stachys byzantina 'Helene von Stein (syn Big Ears)' Lamb'S Ears Huge, velvety soft, greenish-silver leaves are shaped and feel like a lamb's ear. Non flowering variety stays neat and tidy, doesn't melt out as easily as other cultivars Tolerates drought, heat and humidity. Also known as 'Big Ears'. Leaves are twice the size of 'Silver Carpet'. Tolerates drought, heat and humidity. Grow in moist, well-drained soil. [ More Info ]

Teucrium chamaedrys Germander A compact shrub-like plant with glossy green, scalloped leaves resembling those of boxwood. Blooms for 3-4 weeks with short spikes of rose-purple flowers. Commonly used in knot gardens as a miniature hedge. [ More Info ]

Thalictrum aquilegifolium Meadow Rue, Columbine Large sprays of delicate mauve flowers. Lacy, green-blue foliage is similar to columbine. Prefers a rich, moist soil but will tolerate heat. [ More Info ]

Thalictrum rochebrunianum Lavender Mist Delicate sprays of lavender-purple flower clusters on dark purple stems July through September. Tall, airy, fine textured foliage is bluish-green. Spectacular when massed. [ More Info ]

Verbena (syn Glandularia) canadensis Verbena, Rose Lilac rose flowers are very attractive to butterflies. Plants bloom April through September. Low growing foliage makes a good ground cover. Not reliably hardy when associated with heavy, wet soil conditions during the winter months; best treated as an annual. [ More Info ]

Vernonia fasciculata Ironweed, Dwarf Small purple flowers from August through September. This is a very durable, naturally short growing specie. [ More Info ]

Veronica peduncularis 'Waterperry Blue' Speedwell, Dwarf Sky blue flower spikes and shiny, green, creeping foliage. [ More Info ]