Category: Rarium | Sub-Category: Shrubs and Vines
Scientific Name (Genus/Species): Deutzia crenata var. nakaiana
Family: (Hydrangeaceae)
Perennial shrub to 2′, spreading to 4′. Japan, Southeast China. Dwarf Deutzia. A pretty compact, shrub with rich green leaves, turning purple-red in autumn. Panicles of star-shaped white flowers. Perfect for the rock garden or front of the border. Blooms June to July. Full sun. Very hardy. 4 & 6 & T3
Category: Seminum | Sub-Category: Wildflowers
Scientific Name (Genus/Species): Blephilia ciliata
Family: (Lamiaceae)
(P) to 3′. Downy Wood-Mint. A charming native plant found from Kansas to New England in open woods, glades, and along roadsides. Dense clustered whorls form along sturdy stems. Each whorl bears many small, pale lavender, tubular lipped blooms with purple spots nestled inside hairy, fringed bracts. The rough, downy basal foliage is pleasantly aromatic. May to August. Moist, well-drained soil. Partial shade. 4 & T2
Category: Seminum | Sub-Category: Bulbs
Scientific Name (Genus/Species): Allium karataviense
Family: (Alliaceae)
(P) to 6″. Central Asia. One of the first ornamental onions to bloom, and one of the most spectacular. Baseball sized, spherical flowerheads of pale, purple-pink stars appear in late spring. The short, sturdy stems hold the blooms just above the wide, glaucous, blue, recurving, ribbed foliage. Always attracts admiring comments in our Flower Garden. Sun. 3 & 6
Category: Seminum | Sub-Category: Shrubs and Vines
Scientific Name (Genus/Species): Viburnum setigerum ‘Aurantiacum’
Family: (Adoxaceae)
Hardy Shrub to 12′ tall and 8′ wide. Tea Viburnum. C & W China. This rounded, multi-stemmed, upright-arching, deciduous shrub has three to five-inch pointed, slightly toothed, blue-green leaves that were once used to make tea. Small white flowers appear in terminal, flat-topped, two-inch cymes in spring. The real show begins in late summer with copious cluster of bright orange, ovoid berries that persist well into early winter. Berry production is often so abundant that it causes the stems to arch downward from the weight. In fall the leaves turn reddish brown to deep purple and nicely complement the orange berries. Sun and high shade. 3 & 6 (64-72° for 8 weeks then 25-39° for 12 weeks), then T1 until germination-can take up to 18 months to germinate.
Category: Seminum | Sub-Category: Shrubs and Vines
Scientific Name (Genus/Species): Sibiraea laevigata
Family: (Rosaceae)
Hardy shrub to 7′. China. Grown for its beautiful sea green foliage and deep red-brown shoots. Dense, terminal panicles of small, five-petalled, white flowers with numerous stamens in late spring and early summer. The older bark is furrowed and interesting. Sun. 3 & T2 & Δ
Category: Rarium | Sub-Category: Perennials for Sun
Scientific Name (Genus/Species): Asclepias syriaca f. leucantha
Family: (Apocynaceae)
(P) to 5’. White Milkweed. Eastern North America. A unique and striking form of the Common Milkweed. Many umbellate cymes of fragrant, five-petalled flowers. The petals are light green with white margins, the bright white corona consists of five hoods with beaks. Discovered this season colonizing in a relatively undisturbed border. This beauty is equally as supportive to pollinators as the more common pink form. Blooms June to August. Sun. 4 & T1
Category: Seminum | Sub-Category: Alpine and Rock Garden
Scientific Name (Genus/Species): Saxifraga x apiculata
Family: (Saxifragaceae)
(P) to 4”. The earliest plant to bloom outside at Stonecrop and a welcome sight it is, too. Tight cushions of bright green, closely packed, narrow leaves are studded with an abundance of Primrose yellow flowers. Sun. 4 & 7
Category: Seminum | Sub-Category: Alpine and Rock Garden
Scientific Name (Genus/Species): Campanula carpatica Mix
Family: (Campanulaceae)
(P) to 8″. Tussock Bellflower. Carpathian Mountains. This seed is a lovely mix of blue, white and purple colours yielding large, solitary, five-petalled, up-facing, bell-shaped flowers. Most welcome, as it flowers when other Campanula blooms are over. A long bloomer but deadhead to keep the show going. Sun. 4 & T2
Category: Seminum | Sub-Category: Alpine and Rock Garden
Scientific Name (Genus/Species): Erysimum helveticum
Family: (Brassicaceae)
(P) to 6″. Mountain Wallflower. C & E Europe. Tufted clumps of linear, dark grey-green leaves are a great foil to the flat heads of purple tinted buds which open to clusters of fragrant, bright yellow, four-petalled flowers. A beautiful alpine and extremely long-blooming, from spring well into the summer months. Sun. 3 & T1
Category: Seminum | Sub-Category: Alpine and Rock Garden
Scientific Name (Genus/Species): Scabiosa ochroleuca
Family: (Caprifoliaceae)
(P) to 2′. Cream Pincushion Flower. Europe, West Asia. Dainty, soft yellow, pincushion-like flowers. A delightful plant whether grown alone or in the company of pastels. Foliage is dissected and glaucous green. Blooms from midsummer to frost. A carefree plant preferring leaner soils and full sun. 3 & T2 & Δ














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