Jacobaea — 5 species
Botanical species in the genus Jacobaea recorded in the PlantPeers database.
Jacobaea cannabifolia
Jacobaea cannabifolia
Family: Asteraceae
Cultivation
Succeeds in a sunny position in most moderately fertile well-drained soils.
Full cultivation guide →Jacobaea erucifolia
Jacobaea erucifolia
Family: Asteraceae
Cultivation
The plant is likely to require a sunny position and to succeed in most moderate to heavy soils, including those of an alkaline nature.
Full cultivation guide →Jacobaea maritima
Jacobaea maritima
Family: Asteraceae
Cultivation
Jacobaea maritima is native to semi-arid and mediterranean climates and is not very cold-hardy. It can tolerate occasonal temperatures down to about -10°c. Succeeds in a sunny position in most well-drained moderately fertile soils.
Full cultivation guide →Jacobaea pseudoarnica
Jacobaea pseudoarnica
Family: Asteraceae
Cultivation
Jacobaea pseudoarnica is native to colder regions of the temperate zone of, where it can be found at elevations up to metres. A very cold-tolerant plant, when fully dormant it can withstand temperatures down to about -30°c Succeeds in a sunny position in most well-drained moderately fertile soils. Prefers a sandy soil.
Full cultivation guide →Jacobaea vulgaris
Jacobaea vulgaris
Family: Asteraceae
Cultivation
The plant is most commonly founs on lighter, well-drained soils and with a pH greater than 7. Ragwort is a good food plant for the caterpillars of many butterfly and moth species, and is one of only two species that provide food for cinnabar moth caterpillars.
Full cultivation guide →