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They are very hardy, and may survive minor frosts. The plant is well suited to a mostly sunny position, and fairly well draining soil. Overly fertile soil may cause the plants to become bushy and produce less flowers. Marigolds come in a variety of colours, but mostly yellows and oranges, flowering in the middle of summer.
Cosmos are herbaceous perennial plants or annual plants growing 0.3–2 m (1 ft 0 in – 6 ft 7 in) tall. The leaves are simple, pinnate , or bipinnate, and arranged in opposite pairs. The flowers are produced in a capitulum with a ring of broad ray florets and a center of disc florets; flower color varies noticeably between the different species.
Tagetes patula, the French marigold, [3] [4] is a species of flowering plant in the family Asteraceae, native to Mexico and Guatemala with several naturalised populations in many other countries. It is widely cultivated as an easily grown bedding plant with hundreds of cultivars, which often have bright yellow to orange flowers.
They are among several groups of plants known in English as marigolds. The genus Tagetes was described by Carl Linnaeus in 1753. [4] [5] Originally called cempōhualxōchitl, by the Nahua peoples, these plants are native to Central and Southern Mexico and several other Latin American countries. Some species have become naturalized around the world.
Tagetes erecta, the Aztec marigold, Mexican marigold, big marigold, cempaxochitl or cempasúchil, [2] [3] is a species of flowering plant in the genus Tagetes native to Mexico and Guatemala. [4] Despite being native to the Americas, it is often called the African marigold .
Tagetes lemmonii, or Lemmon's marigold, [1] is a North American species of shrubby marigold, in the family Asteraceae. Other English names for this plant include Copper Canyon daisy, mountain marigold, and Mexican marigold. [2] It is native to the states of Sonora and Sinaloa in northwestern Mexico as well as southern Arizona in the United ...
Calendula officinalis, the pot marigold, common marigold, ruddles, Mary's gold or Scotch marigold, [2] is a flowering plant in the daisy family, Asteraceae. It is probably native to southern Europe, but its long history of cultivation makes its precise origin unknown, and it is widely naturalised .
Bidens is a genus of flowering plants in the aster family, Asteraceae. [3] The genus include roughly 230 species which are distributed worldwide. [4] Despite their global distribution, the systematics and taxonomy of the genus has been described as complicated and unorganized.