Scientific Name (Genus/Species): Asclepias incarnata 'Alba'

Family: (Apocynaceae)

(P) to 4′.  A lovely white-flowered form of the Swamp Milkweed.  Tolerates average, well-drained soil in cultivation but does best in moist areas.  Blooms July through September.  Sun.  4 & T1

Scientific Name (Genus/Species): Aster tataricus

Family: (Asteraceae)

(P) to 7′.  Tatarian Aster.  Siberia.  Tall, long-blooming Aster with glorious, loose sprays of bold, lilac-blue daisies with yellow centres.  Dense clusters of wide, lance-shaped leaves.  Tough, durable plant that will thrive in a variety of conditions.  No staking needed, blooms late – September and October and well worth the wait.  Sun/partial shade. 3 & 6 & Δ

Scientific Name (Genus/Species): Baptisia australis

Family: (Fabaceae)

(P) to 4.5′. False Indigo. Eastern United States. Great foliage plant forming large clumps of glabrous foliage on stiff, upright stems. The blue, pea-like flowers bloom in loose racemes in midsummer. Big, black, rattling seedpods remain throughout the winter. Sun. 2A & 4 & T2

Scientific Name (Genus/Species): Baptisia leucantha

Family: (Fabaceae)

(P) to 3′. White Wild Indigo. Grows in dry woods from North Carolina to Florida. A sparsely branched, bush-like, herbaceous perennial with trifoliate, bluish-green, glaucous leaves. Dark flower stems give rise to erect racemes of small, white, pea-like flowers, up to two feet in length. Blooms in spring. The large, oblong, inflated seed pods are initially green but turn black, extending the show. Sun/partial shade. 2A & 4 & T2

Scientific Name (Genus/Species): Campanula latifolia 'Alba'

Family: (Campanulaceae)

(P) to 5′. Great White Bellflower. Stunning. Large bells of pristine white clusters along a very upright stem. A “show-stopper” in the white garden. Blooms in June and July. Sun. 4 & T2

Scientific Name (Genus/Species): Campanula trachelium Mix

Family: (Campanulaceae)

(P) to 3.5′. Nettle-leaved Bellflower. Europe, North Africa, Siberia.  Spikes of blue-purple to lilac to white bells decorate the numerous, leafy stems. Nettle-like foliage. Blooms simultaneously with the roses, a perfect complement. Sun/partial shade. 4 & T2

Scientific Name (Genus/Species): Caryopteris divaricata

Family: (Lamiaceae)

(P) to 5′.  Bluebeard.  A native plant of the Himalayas.  Splendid spikes of violet-blue, wide open, hooded flowers with a dab of white in the throat.  Light green leaves are ovate, acute and oddly aromatic.  An accommodating, tough plant.  Blooms in September.  Sun.  3 & T3

Scientific Name (Genus/Species): Centaurea dealbata

Family: (Asteraceae)

(P) to 3′. Persian Knapweed. Caucasus. Erect, branched, leafy stems with finely divided, grey-green, pinnatisect leaves with grey, woolly undersides. The attractive green, scaly, involucre of bracts with black bristles supports the lilac-pink, pale centred ‘bachelor’s buttons’. Blooms early to mid-summer. Sun/partial shade. Well-drained soil.  3, D & T2

This seed is either sold out or unavailable

Scientific Name (Genus/Species): Chelidonium majus var. laciniatum (syn. Chelidonium 'Bowles' Variety')

Family: (Papaveraceae)

(P) to 2.5′.  A special selection of the Celandine Poppy with deeply lobed leaves and loads of summer-blooming, double golden yellow flowers that brings excitement to a shady garden.  Bright orange sap may irritate skin.  Partial shade. 3 & 6A

Scientific Name (Genus/Species): Clematis integrifolia

Family: (Ranunculaceae)

(P) to 3′.  Solitary Clematis.  Central Europe and Asia.  This upright, non-climbing Clematis has rich, indigo-violet, nodding, urn-shaped flowers with four twisted  sepals and creamy anthers.  Attractive, feathery seedheads follow and persist.  Blooms May to July.  Sun.  3 & 7 for 8 weeks, then T2