Perennial

Perennial plants are our specialty.  Living over from season to season, perennial plants can be a gardener's best friend.  We are proud to offer an extensive collection of perennials that includes many rare and unusual varieties as well as the traditional favorites.  We hope you enjoy browsing through our catalog!

Select Plant Type:
Botanical Name     Common Name
A B C D E F-G H I J-L M-O P Q R S T U-Z ALL
Matteuccia struthiopteris
Common Name: Ostrich Fern
Erect vase-shaped native fern with lance-shaped, divided fronds. Prefers slightly acidic, loamy soil. Does well even in boggy locations. Deciduous. Deer resistant.

Mazus radicans
Common Name: Motley Mazus
Very unusual creeper. Foliage colors range from brown to green with some black. Incredibly dense mats cover the soil surface completely. Topped in summer (4-6 weeks) with large snapdragon-like flowers—white tops, purple bottoms and yellow throat.

Mazus reptans
Common Name: Mazus
1/2" purple-blue flowers smother the foliage for an extended period of time. Ground hugging, bright green mats of evergreen foliage. Excellent plant for using between stepping stones as it can tolerate light foot traffic. Deer resistant.

Mazus reptans 'Alba'
Common Name: Mazus
1/2" white flowers smother the foliage for an extended period of time. Ground hugging, bright green mats of evergreen foliage. Excellent plant for using between stepping stones. Tolerates light foot traffic. Space on 12" centers.

Meehania cordata
Common Name: Creeping Mint / Meehan's Mint
Trailing stems of heart-shaped, scalloped green leaves hug the ground, rooting as they go. Hooded, two-lipped, violet blue blooms appear on 3" spikes above the foliage. Non-aggressive native replacement for Ajuga and Lamium.

Mentha piperita 'Peppermint'
Common Name: Peppermint
Strong peppermint flavor. Used in teas and Jelly.Very vigorous and should be planted in large buried pots to control the spread of runners. Attractive to butterflies. Deer resistant. Drought tolerant. Zone 5.

Mentha pulegium 'Nana'
Common Name: Dwarf Pennyroyal
Evergreen creeping plant with tiny leaves that send out the aroma of mint when brushed or stepped on. Light lavender flowers in summer. Moderate foot traffic. Space on 12" centers.

Mentha requienii
Common Name: Corsican Mint
Wonderful, mat forming groundcover that features tight green, aromatic foliage. Tiny lavender flowers in summer. Plant between stones so that the gentle mint scent is released when walked on. Moist, well-drained soil. Moderate foot traffic.

Mentha spicata 'Spearmint'
Common Name: Spearmint
Sweet mild, peppermint favor. Lavender flowers. The best mint for flavoring jelly. Very vigorous and should be planted in large buried pots to control the spread of runners. Attractive to butterflies. Deer resistant. Drought tolerant.

Mentha x piperita f. citrata 'Chocolate'
Common Name: Chocolate Mint
Very fragrant, attractive leaves tinged with dark purple on a green base. Used in teas, sauces, punch, and candy. White flowers. Very vigorous so plant in large buried pots to control the spread of runners. Attractive to butterflies. Deer resistant.

Mentha x piperita f. citrata 'Orange'
Common Name: Orange Mint
Very fragrant citrus scented mint. Neat, attractive habit. Lavender flowers. Very vigorous and should be planted in large buried pots to control the spread of runners. Attractive to butterflies. Deer resistant. Drought tolerant.

Mentha x spicata 'Julep'
Common Name: Mint
Large, fragrant green leaves make this variety ideal for use in beverages, especially the famous Mint Julep. Very vigorous so plant in large buried pots to control the spread of runners. Attractive to butterflies. Deer resistant.

Mentha x villosa 'Mojito'
Common Name: Mint
A wonderful culinary herb from Cuba with a distinctive warm, mild sweet flavor, not pungent or overbearing - perfect for a genuine Mojito. Wonderful with other dishes as well! Like other mints it will spread aggressively, best in contained situation.

Mertensia virginica
Common Name: Virginia Bluebells
Native wildflower. Nodding clusters of 1" fragrant trumpet-shaped flowers that are pink in bud but open to blue. Prefers moist, cool soil. Foliage is dormant in summer. Tolerant of drought and coastal conditions. Deer resistant.

Microlepia strigosa
Common Name: Lace Fern
This clump former has erect, arching lacy fronds. Very pretty! A vigorous grower, it prefers moist soil. Deciduous. Deer resistant.

Miscanthus sinensis 'Adagio'
Common Name: Maiden Grass
Thin silvery-gray foliage with pink flowers that turn white. Orange-red fall color. Excellent dwarf variety. Cut to within 4" or 5" of the ground in February before new growth begins. Long blooming and deer resistant.

Miscanthus sinensis 'Cabaret'
Common Name: Maiden Grass
Wide, variegated leaves have a bright white center stripe that contrasts strongly with dark green margins. Copper plumes fade to pink. Exceptional. Cut back in February to 4" or 5" before new growth begins. Long blooming and deer resistant.

Miscanthus sinensis 'Dixieland'
Common Name: Maiden Grass
Dwarf form of M. 'Variegatus' that is perfect for smaller gardens or containers. Excellent specimen plant. Cut to within 4" or 5" of the ground in February before new growth begins. Long blooming and deer resistant.

Miscanthus sinensis 'Gracillimus'
Common Name: Maiden Grass
Very fine textured foliage with attractive bronze red flowers that turn to silver. Graceful, upright, arching habit. Cut to within 4" or 5" of the ground in February before new growth begins. Long blooming and deer resistant.

Miscanthus sinensis 'Little Kitten'
Common Name: Dwarf Maiden Grass
Thin, silver-green leaves with a bushy appearance. Silver plumes in fall. A definite miniature favorite. Cut to within 4" or 5" of the ground in February before new growth begins. Long blooming and deer resistant.

Miscanthus sinensis 'Little Zebra'
Common Name: Maiden Grass
Smaller version of 'Zebrinus' that has a neat arching shape and vivid yellow horizontal banding. Reddish plumes in August. Plant Patented. Cut to within 4" or 5" of the ground in February before new growth begins. Long blooming and deer resistant.

Miscanthus sinensis 'Morning Light'
Common Name: Maiden Grass
Narrow, vertically variegated leaves are grayish-blue and creamy white. Lovely. Prefers light shade. Cut to within 4" or 5" of the ground in February before new growth begins. Long blooming and deer resistant.

Miscanthus sinensis 'Purpurascens'
Common Name: Purple Eulalia / Maiden Grass
Dark green leaves develop a reddish tint in late summer. The entire plant turns burgundy in fall. Upright habit. Cream colored plumes in August. Cut to 4"' or 5" above the ground in February before new growth begins. Long blooming and deer resistant.

Miscanthus sinensis 'Strictus'
Common Name: Maiden Grass
A nice, upright form with 3/4" wide green leaves that display dramatic horizontal golden bands all along their length. It is excellent in mass or as a structural specimen.

Miscanthus sinensis 'Variegatus'
Common Name: Japanese Silver Grass
Graceful, upright habit. Prominent creamy stripes create a dramatic white effect. Cut to within 4" or 5" of the ground in February before new growth begins. Long blooming and deer resistant.

Mitchella repens
Common Name: Partridge Berry
Leathery, round, opposite leaves line the stems that stay very close to the ground. Pairs of tiny, four-petaled white flowers in summer are followed by a single red berry in fall. A slow-growing groundcover, it will tolerate deep shade. Native.

Monarda didyma 'Aquarius'
Common Name: Bee Balm
Fragrant pale mauve flowers with rosy pink overtones. Mildew resistant fragrant foliage. Native. Attractive to hummingbirds, butterflies, and bees. Drought tolerant but will also do well in boggy situations and clay soil. Deer resistant.

Monarda didyma 'Blue Stocking'
Common Name: Bee Balm
Deep lavender to violet-blue flowers are surrounded by showy, colorful bracts. Mildew resistant, fragrant foliage. Attractive to hummingbirds, butterflies, and bees. Drought tolerant but will also do well in boggy situations and clay soil.

Monarda didyma 'Coral Reef'
Common Name: Bee Balm
Coral to salmon-pink blooms over very mildew resistant, fragrant foliage. Introduced by the Morden Research Center who developed the "Petite" series. Plant Patented. Attractive to hummingbirds, butterflies, and bees. Deer resistant.

Monarda didyma 'Cranberry Lace'
Common Name: Bee Balm
Deep purply-pink blooms on broad, compact plants, perfect for containers or edging a border. Fragrant foliage. Plant patented.

Monarda didyma 'Dark Ponticum'
Common Name: Bee Balm
Pure violet-purple flowers are surrounded by showy, colorful bracts. Fragrant, mildew resistant foliage. Attractive to hummingbirds, butterflies, and bees. Deer resistant. Native.

Monarda didyma 'Fireball'
Common Name: Bee Balm
Deep-red flowers are surrounded by showy, colorful bracts. Mildew resistant, fragrant foliage. Attractive to hummingbirds, butterflies, and bees. Drought tolerant but will also do well in boggy situations and clay soil. Deer resistant.Plant patented.

Monarda didyma 'Gardenview Scarlet'
Common Name: Bee Balm
Very large red flowers are surrounded by showy, colorful bracts. Fragrant, mildew resistant foliage. Attractive to hummingbirds, butterflies, and bees. Drought tolerant but will also do well in boggy situations and clay soil. Deer resistant. Native.

Monarda didyma 'Grand Marshall'
Common Name: Bee Balm
Bright fuchsia-purple flowers over very mildew-resistant, mid-size plants. Attractive to hummingbirds, butterflies, and bees. Deer resistant. Plant Patented.

Monarda didyma 'Grand Mum'
Common Name: Bee Balm
Mauve pink flowers bloom over dark green foliage. Compact, dwarf plants are good in conatiners as well as the border. Mildew resistant. Plant Patented.

Monarda didyma 'Grand Parade'
Common Name: Bee Balm
Abundant lavender purple blooms on compact mildew-resistant plants. Great in the landscape or in containers. Plant patented.

Monarda didyma 'Jacob Kline'
Common Name: Bee Balm
Large red flowers are surrounded by showy, colorful bracts. Fragrant, mildew resistant foliage. Attractive to hummingbirds, butterflies, and bees. Deer resistant. Native. Striking!

Monarda didyma 'Marshall's Delight'
Common Name: Bee Balm
Vibrant pink flowers are surrounded by showy, colorful bracts. Fragrant, mildew resistant foliage. Attractive to hummingbirds, butterflies, and bees. Deer resistant. Native. Plant Patented.

Monarda didyma 'Pardon My Purple'
Common Name:
Very compact plants are nicely rounded with dark green, mildew resistant foliage and full-sized, fuchsia purple blooms that sit just above the foliage. Fragrant foliage smells of mint. Plant patented.

Monarda didyma 'Petite Delight'
Common Name: Bee Balm
Dwarf plant with lavender-pink flowers that are surrounded by showy, colorful bracts. Fragrant, mildew resistant foliage. Matures to a 2' clump. Attractive to hummingbirds, butterflies, and bees. Deer resistant. Plant Patented.

Monarda didyma 'Petite Wonder'
Common Name: Bee Balm
Clear true pink flowers are surrounded by showy, colorful bracts. Fragrant, mildew resistant foliage. Attractive to hummingbirds, butterflies, and bees. Deer resistant. Plant Patented.

Monarda didyma 'Pink Lace'
Common Name: Beebalm
Full, short plants produce bunches of bright lipstick pink blooms over dark green foliage. Draws hummingbirds and butterflies to the garden. Plant Patented.

Monarda didyma 'Pink Supreme'
Common Name: Bee Balm
Dwarf cultivar with large heads of cerise-pink flowers that are surrounded by showy, colorful bracts. Fragrant, mildew resistant foliage. Attractive to hummingbirds, butterflies, and bees. Deer resistant. Native. Plant Patented.

Monarda didyma 'Prairie Night'
Common Name: Bee Balm
Deep purple flowers are surrounded by showy, colorful bracts. Fragrant, mildew resistant foliage. Attractive to hummingbirds, butterflies, and bees. Drought tolerant but will also do well in boggy situations and clay soil. Deer resistant.

Monarda didyma 'Purple Rooster'
Common Name: Bee Balm
Large, eye-catching blooms of royal purple top mildew-free plants from mid to late summer. Plants are bushy, nicely branched and do not need staking. Resistant to heat, humidity, and most pests.

Monarda didyma 'Raspberry Wine'
Common Name: Bee Balm
Buds that resemble raspberries and open to clear wine-red flowers. Very mildew resistant fragrant foliage. Attractive to hummingbirds, butterflies, and bees. Drought tolerant but will also do well in boggy situations and clay soil. Deer resistant.

Muehlenbeckia axillaris 'Nana'
Common Name: Creeping Wire Vine
Tiny, dark, glossy green leaves on wiry stems. Transparent white fruits with black seeds are very attractive. Foliage turns bronze with heat or cold. Tolerates drought, wind and poor soil. Perfect in a dry path. Semi-evergreen. Heavy foot traffic.

Muhlenbergia capillaris
Common Name: Muhly Grass
A glittering haze of delicate pink-purple flowers float above slender green foliage. Long blooming. Prefers sandy soil. Native. Deer resistant.

Muhlenbergia capillaris 'White Cloud'
Common Name: Muhly Grass
All of the great characteristics of the species but with beautiful ivory colored blooms. Has a more upright shape than M. capillaris. Long blooming. Prefers sandy soil. Native. Deer resistant.

Mukdenia rossii 'Crimson Fans'
Common Name: Mukdenia
Large maple-like leaves emerge bronze-green and age to mid-green with red highlights. White bell-shaped flowers are borne for several weeks in spring. Very slow. Related to Heuchera. Prefers moist, well-drained soil. Deciduous.

Myosotis palustris
Common Name: Forget-Me-Not
Bright, light blue flowers over medium green foliage. This forget-me-not is a perennial not a reseeding biennial. Prefers moist, even boggy sites in partial shade. Can tolerate clay soil. Excellent! Deer resistant. Long blooming.

Myosotis sylvatica 'Mon Amie Blue'
Common Name:
Dainty, light blue blooms with yellow or white centers bloom from early to late spring over small, hairy, gray-green leaves. Prefers partial shade and rich soil. Will self-sow.

Myosotis sylvatica 'Victoria Dark Blue'
Common Name: Forget-Me-Not
Deep blue flowers in early spring. Compact, self-seeding plant for naturalizing in a woodland border or rock garden. Biennial. Deer resistant. Long blooming and drought tolerant.

Myosotis sylvatica 'Victoria Pink'
Common Name: Forget Me Nots
Pretty pink flowers in early spring. Compact, self-seeding plant for naturalizing in a woodland border or rock garden. Biennial. Deer resistant. Long blooming.

Nepeta cataria
Common Name: Catnip
Whitish-lavender blooms and toothed, heart-shaped green foliage. A must for every cat lover. Also great as a groundcover. Drought tolerant. Deer resistant. Prefers well-drained soil. Do not fertilize heavily.

Nepeta racemosa 'Little Titch'
Common Name: Catmint
The most compact catmint offered to date, topping out at 6"-10". Masses of fragrant, tubular blue flower spikes over gray foliage. Cut back to promote heavy reblooming. Attractive to butterflies, hummingbirds, and bees. Deer resistant.

Nepeta x 'Joanna Reed'
Common Name: Catmint
Violet-blue blooms are highlighted by pink throats and are borne on tall upright stems. Handsome gray-green foliage. Cut back to promote heavy reblooming. Attractive to butterflies, hummingbirds, and bees.

Nepeta x faassenii
Common Name: Catmint
Bushy, small leaved gray foliage with sterile lavender blue flowers over a long period. Compact habit. Cut back to promote heavy reblooming. Drought tolerant once established. Attractive to butterflies, hummingbirds, and bees. Deer resistant.

Nepeta x faassenii 'Alba'
Common Name: Catmint
Bushy, small leaved gray foliage with sterile white flowers over a long period. Compact habit. Cut back to promote heavy reblooming. Drought tolerant once established. Attractive to butterflies, hummingbirds, and bees. Deer resistant.

Nepeta x faassenii 'Blue Wonder'
Common Name: Calamint
Larger than usual lavender blue blooms are produced over gray-green foliage from early to late summer.

Nepeta x faassenii 'Dropmore'
Common Name: Catmint
Serrated gray-green foliage with blue flowers. Compact growth habit. Cut back to promote heavy reblooming. Drought tolerant once established. Attractive to butterflies, hummingbirds, and bees. Deer resistant.

Nepeta x faassenii 'Kit Kat'
Common Name: Catmint
Short spikes of blue-purple flowers are borne over small mounds of gray-green foliage. Cut back to promote heavy reblooming. Attractive to butterflies, hummingbirds, and bees. Drought tolerant once established. Deer resistant.

Nepeta x faassenii 'Six Hills Giant'
Common Name: Catmint
Robust grower with larger blue flowers and leaves than N. 'Dropmore'. Gray foliage. Cut back to promote heavy reblooming. Drought tolerant once established. Attractive to butterflies, hummingbirds, and bees. Deer resistant.

Nepeta x faassenii 'Walker's Low'
Common Name: Catmint
Neat mounds of fragrant, gray foliage with spikes of soft lavender-blue flowers. Cut back to promote heavy reblooming. Drought tolerant once established. Attractive to butterflies, hummingbirds, and bees. Deer resistant.

Nierembergia repens 'Alba'
Common Name: Cup Flower
Cup-shape white blooms over mats of rapidly spreading green foliage that roots at nodes. Originating from mountain areas of S. Am. This makes a great groundcover around stepping stones, between rocks, or in alpine gardens. Moderate foot traffic.

Nipponanthemum nipponicum
Common Name: Nippon Daisy
White daisy blossoms with yellow centers cover the thick, glossy, dark green foliage. Cut back to approximately 4" before July 4th to promote compactness. Deciduous. Drought tolerant and long blooming. Attractive to butterflies.

Oenothera 'Lemon Drop'
Common Name: Oenothera
Lemon-yellow flowers are produced all summer over thin green foliage, which is sometimes speckled with red. Award winning. Very tolerant of hot sites and infertile, dry soils. A Proven Winners selection. Plant Patented.

Oenothera fruticosa 'var. youngii'
Common Name: Sundrops
Clusters of showy, bright yellow poppy-like flowers. Reddish stems with leaves that turn bright red in autumn. Day blooming. Native. Very tolerant of hot sites and infertile, dry soils. Attractive to butterflies. Deer resistant.

Oenothera kunthiana 'Glowing Magenta'
Common Name: Sundrops
Dwarf plants produce satiny, rounded flowers of deep magenta-pink from summer to autumn. Glossy, dark green leaves form bushy mounds ideal for edging or containers. Thrives on hot, dry sites. Great for gravelly soils. May be short-lived.

Oenothera pilosella 'Yella Fella'
Common Name: Missouri Primrose
Distinguished by attractive green leaves with abundant white hairs on their undersides. In spring, orange-red buds open into 2" golden-yellow blooms during the day, attracting bees and butterflies. Evergreen. Foliage turns red in winter. Zone 4.

Oenothera speciosa 'Siskiyou'
Common Name: Evening Primrose
2" pink cup-shaped flowers cover this rapidly spreading plant most of the summer. Narrow green leaves. Keep contained as it is very invasive. Very tolerant of hot sites and infertile, dry soils. Native. Attractive to butterflies. Deer resistant.

Oenothera versicolor 'Sunset Boulevard'
Common Name: Mexican Primrose
Striking orange flowers that mature to apricot-red are open throughout the day. Attractive to butterflies. Can be grown under black walnut trees. Deer resistant.

Onoclea sensibilis
Common Name: Sensitive Fern
Broad green fronds can form large spreading colonies in wet soils. Sun tolerant with ample moisture. Attractive spore stalk in winter. Deciduous. Native. Deer resistant.

Ophiopogon japonicus
Common Name: Mondo Grass
Glossy, dark green, grasslike leaves make this perennial a natural as a groundcover or edging. Spikes of light lavender, bell-shaped flowers are followed by small, blue-black berries. Fertilize lightly throughout the growing season.

Ophiopogon japonicus 'Nana'
Common Name: Dwarf Mondo Grass
Compact habit and glossy, dark green leaves make this perennial a natural as a ground cover or edging. Spikes of light lavender bell-shaped flowers are followed by small blue-black berries.

Ophiopogon japonicus 'Seoulitary Man'
Common Name: Clumping Mondo Grass
This clumping Mondo grass forms neat broad mounds of narrow, dark green leaves. Lavender blooms in spring are followed by bright blue berries in the fall. Excellent edger in the woodland garden or other shady area where running is not desirable.

Ophiopogon japonicus 'Silver Mist'
Common Name: Variegated Mondo Grass
Narrow, dark green foliage has narrow, bright white variegation giving it a lovely silvery look. Lavender blooms appear in summer and are followed by glossy purple berries. A refined groundcover, it slowly spreads by underground rhizomes. Charming!

Ophiopogon planiscapus 'Ebony Knight'
Common Name: Black Mondo Grass
Distinctive purple-black strap-like leaves. Pink flowers in summer develop into black berries. Stoloniferous habit. Slow growing but exceptional. Drought tolerant. Deer resistant.

Opuntia arenaria
Common Name: Cactus
Low growing cactus with yellow flowers in summer. Very sensitive to excess moisture due to its taproot. Must be grown in exceptionally well-draining soil. Small, pinkish pears. Quite rare! Deer resistant.

Opuntia ellisiana 'Thornless'
Common Name: Thornless Prickly Pear
A thornless cactus! Evergreen pads are thornless and form a mound that reaches 4'-5' tall. 4" yellow flowers in June. A real novelty! They must be grown in exceptionally well-draining soil. Deer resistant.

Opuntia engelmanii hybridus
Common Name: Cactus
Large, 10"-14" blue-green pads with golden yellow flowers that fade to dark orange in a few hours. Thus yellow and orange flowers appear on the same plant. Burgundy-red pear-shaped fruits in fall. Plum colored foliage in winter. Deer resistant.

Opuntia humifusa
Common Name: Hardy Prickly Pear Cactus
Thick fleshy pads with prominent yellow flowers that are followed by fuchsia-red fruit. Older plants form colonies. Must be grown in exceptionally well-draining soil. Deer resistant.

Opuntia humifusa (Shenandoah Valley)
Common Name: Hardy Prickly Pear Cactus
Thick, fleshy small pads have brown spines and prominent yellow flowers with orange centers and stripes. Red fruits in fall. Older plants display a flatter, more prostrate habit than humifusa. Deer resistant.

Opuntia macrorhiza 'from Kansas'
Common Name: Plains Prickley Pear
A smaller growing cactus with 1 1/2" golden spines and yellow flowers. Orange pears that fade to golden brown in fall.

Opuntia phaecantha var. nigracans
Common Name: Desert Prickley Pear
Pads have large brown spines and 2 1/2" yellow flowers red centers. Orange-red fruits in fall. Darker overall appearance. They must be grown in exceptionally well-draining soil. Deer resistant.

Opuntia phaecantha X102
Common Name: Desert Prickley Pear
Medium size cacti with green pads and yellow-brown spines. Pinkish red flowers followed by red fruit in fall. They must be grown in exceptionally well-draining soil. Deer resistant.

Opuntia phaecantha X80
Common Name: Cactus
Upright sturdy growth habit with very large 6"-10" dark green pads. Large red flowers are followed by persistent purple-red fruits. They must be grown in exceptionally well-draining soil. Deer resistant.

Oregano rotundifolium 'Kent Beauty'
Common Name: Oregano (Ornamental)
Ornamental. Beautiful pink flowers appear on the tips of paper thin, hop-like, blush pink bracts. Interesting small oval, gray-green veined leaves. Pinch back to promote branching. Demands well-drained sandy soil. Long blooming. Deer resistant.

Oregano vulgare 'Aureum'
Common Name: Golden Oregano
Golden Marjoram forms a low growing plant with fragrant foliage that turns lovely golden yellow to chartreuse in summer. Tolerates a tremendous amount of shade, but if in full sun, color is more golden, although plant will need extra water.

Oregano vulgare hirtum
Common Name: Greek Oregano
Deliciously scented foliage with excellent flavor. White flowers detract from foliage so keep removed. Lightly sheer if needed. Wonderful in tomato sauces and with meats. Used extensively in pizza, pasta, and other Italian dishes. Deer resistant.

Oregano x majoricum
Common Name: Italian Oregano
Sweet and savory flavored foliage with a milder flavor than Greek Oregano. Pink flowers detract from foliage so keep removed. Used extensively in pizza, pasta, and other Italian dishes. Deer resistant.

Orostachys eburnifolia
Common Name: Dunce Caps
Succulent rosettes of bronze-green leaves. After blooming, the mother plant dies to make room for the offsets. Prefers poor, well-drained soil. Drought tolerant.

Orostachys iwarenge
Common Name: Dunce's Cap
Curious plants whose rosettes of gray succulent leaves expand into towers of white blooms. Interesting! Prefers poor, well-drained soil. Drought tolerant.

Orostachys macrophylla
Common Name: Dunce's Cap
Very large, pale green rosettes that bear young "pups" on the underside. Prefers poor, well-drained soil. Drought tolerant.

Osmunda cinnamomea
Common Name: Cinnamon Fern
Unfurling young fronds are an attractive wooly ,cinnamon brown while older fronds are bluish-green. Will grow in light to deep shade and even sun if the soil is constantly wet. Good accent fern. Upright habit. Native. Deciduous. Deer resistant.

Osmunda claytoniana
Common Name: Interrupted Fern
This majestic native fern resembles Cinnamon fern, but prefers moist woods rather than swamps. Its fronds are "interrupted" by the sporangia that are borne in the middle of the frond, rather than on the entire frond. Deciduous.

Osmunda regalis
Common Name: Royal Fern
Bold textured fern with divided bright green foliage and rust colored flower spikes. Forms massive clumps in boggy locations. Sun tolerant with ample moisture. Deciduous. Native. Deer resistant.

Oxalis crassipes 'Alba'
Common Name: Old Fashioned Oxalis
Pure white, long blooming flowers with clover-like foliage. Blooms in May and June, and again in September and October. Prefers moist sites but tolerates drought. Also known as sweet grass as its foliage is edible and has a distinct sweet taste.

Oxalis crassipes 'Rosea'
Common Name: Old Fashioned Oxalis
Fuchsia pink, long blooming flowers with clover-like foliage. Blooms in May and June, and again in September and October. Prefers moist sites but tolerates drought. Also known as sweet grass as its foliage is edible and has a distinct sweet taste.

Oxalis regnellii 'Francis'
Common Name: Purple Shamrock
Each leaf is composed of 3 dark purple, triangular-shaped leaflets at the end of a fine stem that arises from the base. Attractive clumps produce pink to lavender flowers in mid-spring. Nice below shrubs and other perennials.

Oxalis regnellii 'Triangularis'
Common Name: Hardy Shamrock
Dark purple, clover-like leaves have sharply triangular form. Light pink blooms create a lovely contrast. Plant 4-6" deep to prevent bulb freezing.