Watermelons, Colocynth and Bitter Apples are annual herbaceous sprawling or climbing wild cucumbers native of dry areas from South Africa, and North Africa to Iran and India. Especially Citrullus colocynthis has been cultivated for thousand of years for its medical properties. All species are very vigorous and fast growing annuals with deeply 5-lobed leaves and rich yellow flowers followed by apple-sized, in general non-edible, very bitter, ranging in size from tangerine, apple to grapefruit sized fruits turning from dark green to yellow with maturity and which may be used for decoration purposes. Easily grown for any rich, well drained soil in full sun. Sow seeds flat preferably from end of March to mid April in any rich, well drained soil, three seeds per pot. Keep pots in a sunny and constantly warm spot inside, e.g. on a window sill, in a heated greenhouse or in the wintergarden. Transplant seedlings to the open garden as soon as temperatures will stay above 10°C at night in late spring to early summer. 7 seeds per package. |
Citrullus colocynthis (Bitter Apple)1 (3)m, Colocynth or Bitter Apple has a perennial roostock and makes annual crawling vines with deeply 5-lobed leaves, bright yellow, small flowers and mandarine to pomelo sized, poisonous fruits, which are used for decoration purposes. Easily grown as an annual in any rich, well drained soil in full sun with precultivation in pots in late spring at some 20°C. VI-VII. |
Citrullus ecirrhosus (Namib Tsamma) Exclusive3m, Namib Tsamma is a South African, annual creeping to climbing vine with large, ornamental fruits (non-edible). For any rich, well drained soil in full sun and a climbing aid. VI-VIII. |
Citrullus lanatus (Wild Watermelon) Exclusive3 (5)m, Wild Watermelon is the South African wild species of the commonly cultivated watermelon. It makes annual creeping to climbing vines and ornamental, dark to mid green, pale yellowish-green fleshed fruits (not edible). For any rich, well drained soil in full sun, can be grown on the ground or with a climbing aid. VI-VIII. |
Citrullus rehmii3m, is a South African annual creeping to climbing vine with most ornamental, pink and olive green spotted, mandarin sized fruits (non-edible). For any rich, well drained soil in full sun and a climbing aid. VI-VIII. |