Red Buckeye (Aesculus pavia). Hardy, deciduous, Eastern North American tree Description: Panicles of bright red flowers in late spring, followed by smooth, rounded fruits in the fall; handsome, lustrous dark green foliage. Habit: Clump forming&comm... - Red Buckeye (Aesculus pavia).
Red Chokeberry (Aronia arbutifolia). Deciduous, late spring flowering North American shrub Description: Bears clusters of white blossoms followed by showy, deep red berries that persist through winter; bright red fall color Habit: Grows to 10 feet high and 5 feet wide; uprig... - Red Chokeberry (Aronia arbutifolia).
Red Crown Imperial Lily (Fritillaria imperialis 'Rubra Maxima'). Hardy, spring-flowering bulb Description: Large, dramatic, bell-shaped, deep orange-scarlet flowers; whorls of lance-shaped, light green leaves Habit: Flowering stalk to 3 feet Culture: Prefers full sun and well-drain... - Red Crown Imperial Lily (Fritillaria imperialis 'Rubra Maxima').
Red-osier Dogwood (Cornus sericea). Deciduous, Eastern North American shrub Description: White flowers in late spring followed by white fruit, which is slightly tinged bluish; bright crimson stems add winter interest Habit: Grows 6 to 9 ft. high, forms a thicket wit... - Red-osier Dogwood (Cornus sericea).
Redoute Red Rose (Rosa cv. Noisette hybrid). Hardy, deciduous, flowering shrubDescription: Bright rose-pink, semi-double flowers that deepen as the flower ages, late spring through the growing season; deep green foliage tinged red. Habit: Dense multi-stemmed shrub grow... - Redoute Red Rose (Rosa cv. Noisette hybrid).
River Birch (Betula nigra). Medium, deciduous, North American treeDescription: Exfoliating reddish-brown bark that reveals smooth, pale inner bark; green female and brown male catkins in spring; 2-3" glossy green leaves turn yellow in fallHabit: Grows up to 70... - River Birch (Betula nigra).
Roman Chamomile (Chamaemelum nobile). Description: Hardy perennial herb - Small, single, white, daisy-like flowers in spring on low-growing plants; fragrant lacy foliage Habit: Plant forms a spreading mat up to 6 inches tall and 12 inches wide Culture: Prefers full sun ... - Roman Chamomile (Chamaemelum nobile).
Rose Geranium (Pelargonium graveolens). Tender perennial grown as a houseplantDescription: Deeply divided foliage with a strong rose fragrance; seasonal blooming in spring with sporadic blooms through summer in shades of pink with deeper pink veiningCulture: Prefers partial shade and moist... - Rose Geranium (Pelargonium graveolens).
Rose Vervain (Verbena canadensis). Description: Hardy, herbaceous perennial - Bears rich, deep purple clusters of flowers from spring until frost; deep green, scalloped foliage is semi-evergreen Habit: Low, spreading ground-cover 6"-12" high and 2'-3' wide Cu... - Rose Vervain (Verbena canadensis).
Rosemary (Rosmarinus officinalis). Tender, evergreen shrub Description: Wonderfully fragrant, needle-like foliage used as a culinary herb; pale lavender flowers appear along the stems in late spring Habit: Grows to 5 feet tall and 4 feet wide Culture: Prefers full sun and ... - Rosemary (Rosmarinus officinalis).
Royal Fern (Osmunda regalis). Description: Hardy, North American perennial - Deciduous fern producing dense clumps of broadly triangular, bright green fronds; produces brown or rust-colored, tassel-like fertile fronds in summer Habit: Grows to 3 to 5 feet tall C... - Royal Fern (Osmunda regalis).
Rusty Foxglove (Digitalis ferruginea). Summer-flowering perennial Description: Showy golden yellow-brown flowers with unusual rusty brown spotting and veining on the inside of the petals Habit: Flower stems grow to 5 feet high and 18 inches wide above its evergreen mound of dark green&com... - Rusty Foxglove (Digitalis ferruginea).
Saffron Crocus (Crocus sativus). Hardy, early to mid-fall flowering bulbDescription: Produces 1-5 widely opened, rich lilac flowers with dark purple veins on short stems; leaves are borne with or shortly after flowersHabit: Flowering stem 3-5 inches highCulture: Prefers ... - Saffron Crocus (Crocus sativus).
Salad Burnet (Sanguisorba minor). Hardy, perennial kitchen garden herb Description: Dark green, serrated foliage with a fresh cucumber-like flavor; the purplish-red flowers produce seed in late summer Habit: Mounded habit; grows up to 2 feet tall when in flower, a... - Salad Burnet (Sanguisorba minor).
Sarah Bernhardt Peony (Paeonia lactiflora cv.). Herbaceous, spring flowering perennial Description: Very large, fully-double, rose-pink blossoms, each petal has silver tips; late-season peony Habit: Grows 2 to 3 feet high and up to 3 feet wide; Medium height stems and dar... - Sarah Bernhardt Peony (Paeonia lactiflora cv.).
Sassafras (Sassafras albidum). Hardy, deciduous, Eastern North American tree Description: Clusters of greenish-yellow flowers appear on the branch ends of female trees in spring followed by bluish-black berries in the fall; aromatic, bright green leaves have thre... - Sassafras (Sassafras albidum).
Scarlet Geranium (Pelargonium inquinans). Tender perennial, grown as houseplantDescription: Velvety green foliage studded with clusters of bright scarlet flowers throughout the year.Habit: Grows into a 2 to 3 foot mound in the gardenCulture: Prefers full sun and rich, somewhat... - Scarlet Geranium (Pelargonium inquinans).
Sea Kale (Crambe maritima). Perennial culinary kitchen garden vegetable Description: Edible, bluish-green leaves emerge from the soil in early spring; showy, white, cruciform-shaped flowers developing by summer; attracts bees Habit: Foliage and dense flower ... - Sea Kale (Crambe maritima).