Cosmos: cuándo sembrar, plantar y verla florecer

Cuándo sembrar y plantar según tu región

Fechas medias, calculadas a partir de las fechas de helada de cada clima. Para tus fechas exactas, elige tu municipio.

Cultivo

Ciclo

Anual (se siembra y florece el mismo año)

Familia

Asteraceae

Nombre científico

Cosmos bipinnatus

Resistencia al frío

Sensible a las heladas

Temperatura del suelo para germinar

16 °C como mínimo

Nascencia

7–10 días

Separación

30 cm

De la siembra a la floración

50–90 días

Fuentes

• Jardiner Malin — Associations de légumes et fruits au potager
• Terre Vivante — Associer légumes et plantes pour protéger le potager
• The Old Farmer's Almanac — Vegetable growing guides (garlic, shallots, onions, spinach, peas, lettuce, kale, radishes, carrots, beets, swiss chard, kohlrabi, bok choy, fennel, cabbage, mustard greens, rutabagas, rhubarb, mint, cilantro, corn, arugula)
• NC State Extension Gardener Handbook — 10. Herbaceous Ornamentals
• RHS — Plant pages (hardiness ratings H1-H7)
• Gerbeaud — flower and bulb fiches (cosmos, souci, capucine, tournesol, alysse, zinnia, nigelle de Damas, coquelicot, pavot de Californie, pois de senteur, muflier, reine-marguerite, ipomée, mauve annuelle, annuelles rustiques, giroflée ravenelle, digitale, myosotis, pensée, rose trémière, pâquerette, lupin, ancolie, delphinium, échinacée, rudbeckia, gaillarde, achillée, tulipe, crocus, jacinthe, perce-neige, muscari, ail d'ornement, dahlia, glaïeul, lis, bulbes d'automne, profondeur de plantation)
• Jardiner Malin — flower and bulb fiches (same species; the lin, bleuet and lavatère pages are seed product pages, and lin is red flax)
• Plantura — flower portraits and planting guides (Cosmea, Kornblume, Jungfer im Grünen, Mohnblume, Flachs, Goldlack, Vergissmeinnicht, Stockrose, Silberblatt, Bartnelke, Kokardenblume, Rittersporn, Akelei, Sonnenhut, Blumenzwiebeln, Tulpen, Gladiolen)
• Royal Horticultural Society — growing guides (annuals and biennials: sowing in spring, sowing in autumn; sunflower, sweet pea, zinnia, lavatera, foxglove, lupin, hollyhock, delphinium, aquilegia, rudbeckia, achillea, tulip, daffodil, crocus, hyacinth, snowdrop, allium, dahlia, gladioli, lily, bulbs)
• The Old Farmer's Almanac — flower growing guides (cosmos, calendula, marigolds, nasturtiums, sunflowers, sweet alyssum, zinnias, sweet peas, snapdragons, morning glories, poppies, bachelor's buttons, foxglove, pansies, hollyhocks, lupines, columbine, delphiniums, coneflowers, black-eyed Susans, yarrow, dianthus, tulips, daffodils, crocuses, hyacinths, snowdrops, dahlias, gladiolus, lilies)
• Johnny's Selected Seeds — Flower Growing Guide and key growing information pages
• Promesse de Fleurs — advice pages (jacinthe read in full; the others through search-result summaries only, the pages return their navigation shell)