Care of the plant Coreopsis gigantea or Giant coreopsis |
The genus Coreopsis, family Asteraceae, includes 100 species of perennial and annual plants originating in the great majority of America. Some species are: Coreopsis gigantea, Coreopsis lanceolata, Coreopsis grandiflora, Coreopsis auriculata, Coreopsis elegans, Coreopsis verticilata, Coreopsis tinctoria. Common names: Giant Sea Dahlia, Giant coreopsis. This species is native to California (USA) and Baja California (Mexico). They are deciduous plants with a bushy bearing and succulent stems that reach 1 meter (3.28 feet) in height. the fleshy, thin leaves are bright silvery green and feathery in appearance. The showy yellow daisy-like flowers appear above the foliage. They bloom in spring and early summer. After flowering they usually lose their leaves. Giant coreopsis is used on borders, in rockery, on dry and sunny slopes, in Mediterranean coastal gardens or in pots and planters. Coreopsis gigantea needs full sun exposure and a warm, dry, frost-free climate. Giant Sea Dahlia can be grown in any type of soil that has excellent drainage. Its resistance to drought is very high; Coreopsis gigantea only needs occasional watering in summer when the substrate is dry. It's not necessary to fertilize. Prune faded flowers to favor the next flowering. Coreopsis gigantea is a resistant plant to the usual pests but are sensitive to excess humidity. Giant coreopsis propagates by seeds sown in autumn. |
Images of the plant Coreopsis gigantea or Giant coreopsis |