Scientific Name (Genus/Species): Lychnis coronaria

Family: (Caryophyllaceae)

(P) to 3′.  Rose Campion.  Asia, Europe.  A cottage garden classic.  Tall grey stems with vivid, five-petalled, rose-magenta blooms are borne over clumps of ovate, densely woolly, silver-grey, flannelly leaves.  Blooms June and July.  Sun/partial shade.  Prefers moist soil but will tolerate poor soils with some dryness.  4 & T2

Scientific Name (Genus/Species): Pimpinella major 'Rosea'

Family: (Apiaceae)

(P) to 3′.  Greater Burnet Saxifrage.  A gorgeous pink flowered form of this European native.  Airy, arching, delicate umbels of pale pink are held above a leafy basal rosette of serrated, fern-like foliage.  Summer blooming.  Sun/partial shade.  Moist, well-drained soil.  4 & T2

Scientific Name (Genus/Species): Eupatorium hyssopifolium

Family: (Asteraceae)

(P) to 3′.  Hyssop-leaf Thoroughwort.  A plant of sandy soils and coastal areas from New England to Florida.  Large, flat-topped inflorescences of white flowers up to one foot across.  Fine textured foliage of narrow, whorled, grey-green leaves.  Easy and a good late summer bloomer.  Well-drained soil.  Sun.  4 & T2

Scientific Name (Genus/Species): Pycnanthemum pilosum

Family: (Lamiaceae)

(P) to 3′.  Hairy Mountain Mint.  Eastern and Central US.  This herbaceous perennial branches frequently to create a slender bushy appearance with flowers appearing in both terminal and axillary clusters.  The stems are light green, 4-angled, densely pubescent on all sides (giving an overall grey appearance), and very aromatic when bruised.  The upper stems terminate in branching flowerheads that are flat-topped, spanning up to one inch across.  The typical mint-like flowers are hooded and lipped with purple specks and dots scattered across its throat and the lobes of its lips.  The nectar-rich flowers are very attractive to many native pollinators.  A good candidate for the white garden.  Sun.  4 & T2

Scientific Name (Genus/Species): Deschampsia cespitosa

Family: (Poaceae)

(P) to 3′.  Tufted Hair Grass.  North America.  This semi-evergreen grass forms a dense clump of narrow, dark green leaves up to 18 inches long.  In early summer, finely textured, arching flower stalks rise to 3 feet.  Spikelets (flower clusters) are single at the tips of slender branchlets with hair-like awns and are greenish-silver to purple-tinged.  As the season progresses the spikelets bleach to tawny and remain attractive, persisting well into winter.  Bonus:  Larval food plant for several butterflies in North America including the Umber Skipper.  Sun/partial shade.  4 & T1

Scientific Name (Genus/Species): Echium vulgare

Family: (Boraginaceae)

(B) to 3-½’.  Viper’s Bugloss.  Europe.  Rosettes of slender, bristly foliage from which arise many stout flowering spikes with funnel-shaped flowers along their length.  The buds start off pink, then the five-petalled flowers turn the most exquisite shades of intense blue to violet with five protruding red stamens.  As the flowers fade, they become tinged with crimson. Viper’s Bugloss is one of the best plants to attract bees to your garden by producing nectar throughout the day unlike most plants which only produce nectar for a short period of time.  Sun.  3 & T1

Scientific Name (Genus/Species): Oenothera elata subsp. hirsutissima

Family: (Onagraceae)

(P) to 4′.  Hairy Evening Primrose.  Western North America.  From a basal rosette of leaves, reddish flowering stalks arch up and have grey-green, lance-like, hairy leaves with white veins. The unbranched inflorescence bear flowers that open from the bottom up. The beautiful two-to four-inch-wide fragrant, yellow flowers open about an hour before sunset and wither the next morning.  Each flower has four large, heart-shaped petals, four smaller sepals that appear fused in pairs, and a prominent X-shaped stigma that extends out beyond the petals and eight stamens. Pollinated particularly by Hawk or Sphinx Moths during the night. Sun.  3 & T2

Scientific Name (Genus/Species): Clematis serratifolia

Family: (Ranunculaceae)

Hardy vine to 9′.  Korean Clematis.  A graceful Clematis with ovate to lanceolate, serrated leaves that sets forth a succession of soft yellow, nodding bells with violet stamens.  The flowers have a delicate lemon scent and bloom from August to October.  An added delight is the fluffy, white, snowball seed heads that cover the plant until winter. A stunning beauty for the late summer garden.  Sun/partial shade.  3 & 7 for 8 weeks, then T2

Scientific Name (Genus/Species): Aethionema schistosum

Family: (Brassicaceae)

(P) to 6″.  Turkish Stonecress.  Turkey and Lebanon.  Erect, woody stems with narrow, blue-green foliage produce rounded heads of rosy lilac, four-petalled flowers in early summer.  Interesting multi-coloured, flat seed capsules follow and persist.  A welcome self-sower.  Sun.  3 & T1

Scientific Name (Genus/Species): Dianthus knappii

Family: (Caryophyllaceae)

(B/P) to 16″.  A unique, yellow flowered Dianthus native to scrubby hillsides and dry, grassy meadows in the Western Balkans.  Dense, terminal clusters of soft lemon yellow flowers on slender, nodding stems.  Loose, grassy clumps of narrow, pale green foliage.  A short-lived perennial that often dies after blooming, best treated as biennial.  Blooms in midsummer.  Well-drained soil.  Sun/partial shade.  4 & T2