Scientific Name – Cerastium tomentosum L. 1753
Synonim – Cerastium columnae ten., Cerastium samnianum
Common name(s) – snow in summer.
Distribution and Habitat – native in the Caucasus and S-E Europe.
Description – perennial, rhizomatous. Flowering stem ascending, branched, 15-40 cm; nonflowering stems prostrate, pubescence dense, white-tomentose. Leaves sessile; blade linear to linear-lanceolate, 10-60 x 2-8 mm, apex obtuse, pubescence dense, whitish-tomentose, eglandular on both surfaces. Inflorescences lax, 3-13 flowered; bracts lanceolate, margins scarious, pubescent. Pedicels ascending, 10-40 mm, white tomentose. Flowers 12-20 mm diameter; sepals narrowly lanceolate-elliptic, 5-7 mm, apex acute, white-tomentose; petals obtriangular, 10-18 mm, apex bifid; 10 stamens. Flowering April-July. Cylindrical capsule, slightly curved, 10-15 mm. Seeds brown, cuneate to ellipsoidal or circular, 15 mm, rugose. 2n = 72
Growth rate – moderate to fast.
Tolerances – tolerant of drought.
Requirements – well-drained sandy or loamy soils with low fertility; prefer full sun.
Propagation – by division or by seeds sown in early spring. Germination usually takes 2-3 weeks at 21 ̊C. When seedlings are large enough to handle transplant and grow on in cooler conditions.
Pest and Diseases –
Garden Partners – Allium schoenoprasum, Artemisia sp., Eryngium amethystinum, Geranium sylvaticum, Malva moschata, Penstemon birsutus, Stachys byzantina, Veronica spicata.
Cultivars – ‘Yoyo’ – leaves silvery, flowers white.
Properties and Uses – a commonly grown rock-garden, often escape from cultivation.
Coreopsis tinctoria - North American native grass, cultivated as ornamental species for mixed borders, in pots and cut flowers.
Cyclamen persicum is a tuberous perennial species, originated in Persia. Cordiforme leaves, 2-14 cm long, dark green, mottled with silver, long petiole. Flowers axillary, solitary, 5 petals ciclamen reflected color, red, white, purple, floral stem of 5-15 cm tall, blooming from late winter to early spring. Fruit capsule.
Erinus alpinus L.
Herbaceous perennial, evergreen. Stem branched, forming bush, 5-15 cm high. Leaves spatulate, 4 cm long, needle tapered. Flowers purple, 1.25 cm diameter, arranged in raceme of 6 cm long. Seeds ellipsoidal, 0.6-0.8 x 0.35-0.45 mm supreafata glossy, dark brown.
Hyacinthus orientalis - bulbous perennial with linear to lance-shaped, channeled, bright green leaves, 15-35 cm long. Is classified as an ornamental, and is native to the Mediterranean region. The essential oils found only in the flowers have been used in cosmetics and soap fragrances.
Sedum album - common species in mountain areas in Europe, Asia, North Africa and North America, grows on limestone rocks, up to 2500 m altitude.
Kalanchoe eriophylla - was first described by R. Hilsenbeck and W. Bojer, in 1857. Originally from Madagascar, which grows at high altitudes, on rocks.
Kalanchoe eriophylla - epiphytic species, herbaceous perennial, 30 cm height. Decumbenta strain or swing. Leaves opposite, Sesia, in rosettes at the base, language juicy, sub-ovoid, 10-35 x 6-17 mm, pubescent, base truncata or amplexicaule, top obtuse, margin entire or crenata.
Angophora hispida Blaxell
Shrub or small tree, 4-5 m high. Gray-red bark at first smooth, exfoliating in due course. Leaves opposite, Sesia or short stalks, cordiform, 5-10 x 2.5-4.5 cm, pale green, pubescent. 3.7 flowers in a corymb, 10-15 cm diameter. Sepa free (dialisepal), green, petals free (dialipetal), white cream. Blooming in January. Fruit capsule.
Asclepias currasavica - scarlet milkweed
Asclepias currasavica - species used as ornamental plants for small gardens, in combination with other herbs such as Echinacea purpurea, Ratibida pinnata, ornamental grasses.
Lonicera xylosteum - shrub originating from Europe, the Caucasus and Siberia, growing at the edge of deciduous forests, from lowland to 1600 m altitude. They prefer warm places and limestone associated with Cornus sanguinela, Ligustrum vulgare, Prunus padus and Rubus idaeus.