Rheum — 20 species
Botanical species in the genus Rheum recorded in the PlantPeers database.
Rheum acuminatum
Rheum acuminatum
Family: Polygonaceae
Cultivation
Rheum acuminatum is a moderately cold-hardy plant, tolerating winter temperatures that can fall to about -20°c. Rheum species generally prefer a deep, fertile, moderately heavy, humus rich, moisture retentive, well-drained soil in sun or semi-shade. They grow well along the woodland edge or amongst large shrubs.
Full cultivation guide →Rheum australe
Rheum australe
Family: Polygonaceae
Cultivation
Rheum australe is a moderately cold-hardy plant, tolerating winter temperatures that can fall to about -20°c. Rheum species generally prefer a deep, fertile, moderately heavy, humus rich, moisture retentive, well-drained soil in sun or semi-shade. They grow well along the woodland edge or amongst large shrubs.
Full cultivation guide →Rheum compactum
Rheum compactum
Family: Polygonaceae
Cultivation
Rheum compactum is a moderately cold-hardy plant, tolerating winter temperatures that can fall to about -20°c. Rheum species generally prefer a deep, fertile, moderately heavy, humus rich, moisture retentive, well-drained soil in sun or semi-shade. They grow well along the woodland edge or amongst large shrubs.
Full cultivation guide →Rheum coreanum
Rheum coreanum
Family: Polygonaceae
Cultivation
Rheum coreanum is a moderately cold-hardy plant, tolerating winter temperatures that can fall to about -20°c. Rheum species generally prefer a deep, fertile, moderately heavy, humus rich, moisture retentive, well-drained soil in sun or semi-shade. They grow well along the woodland edge or amongst large shrubs.
Full cultivation guide →Rheum macrocarpum
Rheum macrocarpum
Family: Polygonaceae
Cultivation
Rheum macrocarpum is a moderately cold-hardy plant, tolerating winter temperatures that can fall to about -20°c. Rheum species generally prefer a deep, fertile, moderately heavy, humus rich, moisture retentive, well-drained soil in sun or semi-shade. They grow well along the woodland edge or amongst large shrubs.
Full cultivation guide →Rheum maximowiczii
Rheum maximowiczii
Family: Polygonaceae
Cultivation
Rheum maximowiczii is a moderately cold-hardy plant, tolerating winter temperatures that can fall to about -20°c. Rheum species generally prefer a deep, fertile, moderately heavy, humus rich, moisture retentive, well-drained soil in sun or semi-shade. They grow well along the woodland edge or amongst large shrubs.
Full cultivation guide →Rheum moorcroftianum
Rheum moorcroftianum
Family: Polygalaceae
Cultivation
Rheum moorcroftianum is a moderately cold-hardy plant, tolerating winter temperatures that can fall to about -20°c. Rheum species generally prefer a deep, fertile, moderately heavy, humus rich, moisture retentive, well-drained soil in sun or semi-shade. They grow well along the woodland edge or amongst large shrubs.
Full cultivation guide →Rheum nobile
Rheum nobile
Family: Polygonaceae
Cultivation
Rheum nobile is a moderately cold-hardy plant, tolerating winter temperatures that can fall to about -20°c. Rheum species generally prefer a deep, fertile, moderately heavy, humus rich, moisture retentive, well-drained soil in sun or semi-shade. They grow well along the woodland edge or amongst large shrubs.
Full cultivation guide →Rheum officinale
Rheum officinale
Family: Polygonaceae
Cultivation
Rheum officinale is a fairly cold-hardy plant, tolerating winter temperatures down to about -20°c. Prefers a deep, fertile, moderately heavy, humus rich, moisture retentive, well-drained soil in sun or semi-shade. Grows well in heavy clay soils.
Full cultivation guide →Rheum palmatum
Rheum palmatum
Family: Polygonaceae
Cultivation
Rheum palmatum is a fairly cold-hardy plant, tolerating winter temperatures down to about -15°c. Prefers a deep, fertile, moderately heavy, humus rich, moisture retentive, well-drained soil in sun or semi-shade. Grows well in heavy clay soils.
Full cultivation guide →Rheum rhabarbarum
Rheum rhabarbarum
Family: Polygonaceae
Cultivation
Rheum rhabarbarum is a moderately cold-hardy plant, tolerating winter temperatures that can fall to about -20°c. Rheum species generally prefer a deep, fertile, moderately heavy, humus rich, moisture retentive, well-drained soil in sun or semi-shade. They grow well along the woodland edge or amongst large shrubs.
Full cultivation guide →Rheum rhaponticum
Rheum rhaponticum
Family: Polygonaceae
Cultivation
Rheum rhaponticum is a moderately cold-hardy plant, tolerating winter temperatures that can fall to about -20°c. Rheum species generally prefer a deep, fertile, moderately heavy, humus rich, moisture retentive, well-drained soil in sun or semi-shade. They grow well along the woodland edge or amongst large shrubs.
Full cultivation guide →Rheum ribes
Rheum ribes
Family: Polygonaceae
Cultivation
Rheum ribes is a moderately cold-hardy plant, tolerating temperatures in winter that can fall to about -20°c according to one report, whilst another report says that plants are somewhat tender in Britain. Rheum species generally prefer a deep, fertile, moderately heavy, humus rich, moisture retentive, well-drained soil in sun or semi-shade. They grow well along the woodland edge or amongst large shrubs.
Full cultivation guide →Rheum spiciforme
Rheum spiciforme
Family: Polygonaceae
Cultivation
Rheum spiciforme is a moderately cold-hardy plant, tolerating winter temperatures that can fall to about -20°c. Rheum species generally prefer a deep, fertile, moderately heavy, humus rich, moisture retentive, well-drained soil in sun or semi-shade. They grow well along the woodland edge or amongst large shrubs.
Full cultivation guide →Rheum tanguticum
Rheum tanguticum
Family: Polygonaceae
Cultivation
Rheum tanguticum is a moderately cold-hardy plant, tolerating winter temperatures that can fall to about -15°c. Rheum species generally prefer a deep, fertile, moderately heavy, humus rich, moisture retentive, well-drained soil in sun or semi-shade. They grow well along the woodland edge or amongst large shrubs.
Full cultivation guide →Rheum tataricum
Rheum tataricum
Family: Polygonaceae
Cultivation
Rheum tataricum is a moderately cold-hardy plant, tolerating winter temperatures that can fall to about -20°c. Rheum species generally prefer a deep, fertile, moderately heavy, humus rich, moisture retentive, well-drained soil in sun or semi-shade. They grow well along the woodland edge or amongst large shrubs.
Full cultivation guide →Rheum tibeticum
Rheum tibeticum
Family: Polygonaceae
Cultivation
Rheum tibeticum is a moderately cold-hardy plant, tolerating winter temperatures that can fall to about -20°c. Rheum species generally prefer a deep, fertile, moderately heavy, humus rich, moisture retentive, well-drained soil in sun or semi-shade. They grow well along the woodland edge or amongst large shrubs.
Full cultivation guide →Rheum webbianum
Rheum webbianum
Family: Polygonaceae
Cultivation
Rheum webbianum is a moderately cold-hardy plant, tolerating winter temperatures that can fall to about -20°c. Rheum species generally prefer a deep, fertile, moderately heavy, humus rich, moisture retentive, well-drained soil in sun or semi-shade. They grow well along the woodland edge or amongst large shrubs.
Full cultivation guide →Rheum wittrockii
Rheum wittrockii
Family: Polygonaceae
Cultivation
Rheum wittrockii is a moderately cold-hardy plant, tolerating winter temperatures that can fall to about -20°c. Rheum species generally prefer a deep, fertile, moderately heavy, humus rich, moisture retentive, well-drained soil in sun or semi-shade. They grow well along the woodland edge or amongst large shrubs.
Full cultivation guide →Rheum × hybridum
Rheum × hybridum
Family: Polygonaceae
Cultivation
Plants are very cold hardy, tolerating temperatures down to at least -20°c. The plant does not like hot summers, however, and is likely to die in warmer climates. A very easily grown plant, tolerant of considerable neglect, it prefers a deep, fertile, moderately heavy, humus rich, moisture retentive, well-drained soil in sun or semi-shade.
Full cultivation guide →