Scientific Name - Cosmos sulphureus Cav.
Synonyms - sulfuric Bidens, Cosmos aurantiacus.
Popular names -
Distribution and Habitat - originally from Mexico.
Description - herbaceous annual, 60-150 cm; strain four corners, and branched pubescent. Leaves simple, opposite, pinnate or dublupenat language, 6-22 cm long. Flowers solitary, terminal, surrounded by two rows of bracts, 5-8 ligulate flowers, obovate, toothed, 1.8-3.5 cm long, bright orange or yellow-orange, tubular yellow flowers. Blooms in August-October. Fruit achenes with 2-4 bristles at the top.
Growth rate - fast.
Tolerances - drought and semiumbra.
Requirements - prefer rich soils, well-drained, sunny in the exhibition.
Propagation - by seeds, sown directly into the ground after last frost, primavara. Germinate after 7-21 days, 50-60 days after blooming to germinate.
The natural area is multiplied by self-sowing.
Diseases and pests -
Garden Partners - Asclepias curassavica, Coreopsis tinctoria, Oenothera fruticosa, Rudbeckia hirta, Salvia farinacea, Solidago canadensis, Tagetes erecta.
Cultivars - 'Cosmic Orange' Cosmic Yellow 'Sunny Red'.
Properties and Uses - used as an ornamental species for borders or groups.
Curious - has been declared invasive species in the U.S. in 1996.
Dianthus carthusianorum - carnation field
Herbaceous perennial. Stem erect, simple or branched, 25-65 cm, glabra. Leaves opposite, lamina linear-spatulate, 3-13 cm, green edges glabrata. Blossom dense, 4-15 flowers; bractei lanceolata, equal to or greater than the calyx, herbaceous, 4-6 bracteole, brown, oblong-obovata. Pedicel 0.1-2 mm.
Sedum album - common species in mountain areas in Europe, Asia, North Africa and North America, grows on limestone rocks, up to 2500 m altitude.
Polemonium caeruleum - species used as ornamental plants in gardens with spontaneous or rock gardens. Are planted at 30 cm distance between plants.
Brachyscome multifida - herbaceous perennial, rizomatoasa, native to temperate regions of southern Queensland, New South Wales and Victoria.
Soldanella alpina - grows in coniferous forests and grasslands, from 1000 up to 2500 m altitude, moist substrates, rocks, rich in humus.
Cerastium tomentosum - snow in summer
Cerastium tomentosum - is a commonly grown rock-garden, often escape from cultivation.
Dalechampia spathulata is a shrub of the Euphorbiaceae family. Most species belonging to the genus Dalechampia multiply naturally by seeds.
Saponaria officinalis - perennial species, rhizome cylindrical, highly branched, crawler, with sterile and fertile shoots. Originally from Europe and Asia, growing on the river, along fences, roads and crops edges.