Lactuca — 23 species
Botanical species in the genus Lactuca recorded in the PlantPeers database.
Lactuca canadensis
Lactuca canadensis
Family: Asteraceae
Cultivation
Prefers a light sandy loam. Hybridizes in the wild with L. ludoviciana and the two species can sometimes be difficult to separate.
Full cultivation guide →Lactuca formosana
Lactuca formosana
Family: Asteraceae
Cultivation
Species in this genus generally prefer a light sandy loam in a sunny position.
Full cultivation guide →
Lactuca indica
Lactuca indica
Family: Asteraceae
Cultivation
Prefers a light sandy loam. We do not know how hardy this plant will be in Britain, though it can be grown here as an annual. It takes about 60 days from seed sowing until the first leaves are harvested.
Full cultivation guide →Lactuca indica dracoglossa
Lactuca indica dracoglossa
Family: Asteraceae
Cultivation
A plant of the moist tropics, where it can be grown at elevations up to 2,000 metres. It grows best in areas where annual daytime temperatures are within the range 22 - 34°c, but can tolerate 10 - 40°c. It prefers a mean annual rainfall in the range 1,500 - 2,500mm, but tolerates 1,000 - 3,000mm.
Full cultivation guide →
Lactuca indica laciniata
Lactuca indica laciniata
Family: Asteraceae
Cultivation
A plant of the moist tropics, where it can be grown at elevations up to 2,000 metres. It grows best in areas where annual daytime temperatures are within the range 22 - 34°c, but can tolerate 10 - 40°c. It prefers a mean annual rainfall in the range 1,500 - 2,500mm, but tolerates 1,000 - 3,000mm.
Full cultivation guide →
Lactuca inermis
Lactuca inermis
Family: Asteraceae
Cultivation
Species in this genus generally prefer a light sandy loam in a sunny position. The plant can become a weed in disturbed soils. The plant flowers throughout the year, often without leaves being present.
Full cultivation guide →Lactuca ludoviciana
Lactuca ludoviciana
Family: Asteraceae
Cultivation
Species in this genus generally prefer a light sandy loam in a sunny position. Hybridizes in the wild with L. canadensis and the two species can sometimes be difficult to separate.
Full cultivation guide →Lactuca perennis
Lactuca perennis
Family: Asteraceae
Cultivation
Lactuca perennis is a moderately hardy plant, when grown in warm, well-drained situatons it can tolerate temperatures down to about -25°c when it is dormant. Prefers a light well-drained sandy loam and a warm, sunny position.
Full cultivation guide →Lactuca pulchella
Lactuca pulchella
Family: Asteraceae
Cultivation
Prefers a light sandy loam. This species is considered to be a noxious weed in N. America where it spreads freely by suckers in cultivated ground - even a small portion of the root can regenerate to form a new plant.
Full cultivation guide →Lactuca quercina
Lactuca quercina
Family: Asteraceae
Cultivation
Prefers a light sandy loam. Requires a nitrogen-rich soil. Cultivated, especially in France.
Full cultivation guide →Lactuca raddeana
Lactuca raddeana
Family: Asteraceae
Cultivation
Species in this genus generally prefer a light sandy loam in a sunny position.
Full cultivation guide →Lactuca sativa
Lactuca sativa
Family: Asteraceae
Cultivation
Prefers a light sandy loam. Succeeds in most well-drained, humus-rich soils but dislikes acid conditions. Plants strongly dislike dry conditions, quickly running to seed in such a situation.
Full cultivation guide →Lactuca sativa angustana
Lactuca sativa angustana
Family: Asteraceae
Cultivation
Prefers a light sandy loam. Succeeds in most well-drained, humus-rich soils but dislikes acid conditions. Prefers some shade in the summer to slow down the plants tendency to go to seed and to prevent the leaves becoming bitter.
Full cultivation guide →Lactuca sativa capitata
Lactuca sativa capitata
Family: Asteraceae
Cultivation
Prefers a light sandy loam. Succeeds in most well-drained, humus-rich soils but dislikes acid conditions. Plants strongly dislike dry conditions, quickly running to seed in such a situation.
Full cultivation guide →Lactuca sativa crispa
Lactuca sativa crispa
Family: Asteraceae
Cultivation
Prefers a light sandy loam. Succeeds in most well-drained, humus-rich soils but dislikes acid conditions. Plants strongly dislike dry conditions, quickly running to seed in such a situation.
Full cultivation guide →Lactuca sativa longifolia
Lactuca sativa longifolia
Family: Asteraceae
Cultivation
Prefers a light sandy loam. Succeeds in most well-drained, humus-rich soils but dislikes acid conditions. Plants strongly dislike dry conditions, quickly running to seed in such a situation.
Full cultivation guide →Lactuca serriola
Lactuca serriola
Family: Asteraceae
Cultivation
Prefers a light sandy loam in a sunny position. The wild lettuce is cultivated for the oil in its seed in Egypt. A compass plant, the top leaves align north-south.
Full cultivation guide →Lactuca sibirica
Lactuca sibirica
Family: Asteraceae
Cultivation
Species in this genus generally prefer a light sandy loam in a sunny position.
Full cultivation guide →Lactuca triangulata
Lactuca triangulata
Family: Asteraceae
Cultivation
Species in this genus generally prefer a light sandy loam in a sunny position.
Full cultivation guide →Lactuca virosa
Lactuca virosa
Family: Asteraceae
Cultivation
Prefers a light sandy loam and a sunny position. The wild lettuce is cultivated as a medicinal plant in many areas of Europe.
Full cultivation guide →