About
A reliable perennial, reaching 20-60cm, with clump-forming habit. It produces colourful flowers. 'Cawood Arrow' is valued in garden settings.
About the genus
Rheum are robust rhizomatous herbaceous perennials with large, simple or palmately lobed leaves and tall leafy stems bearing large panicles of tiny flowers
Plant details
Suggested usesBorders, cottage gardens
Care notes
CultivationFertile well-drained soil
PruningCut back autumn/spring
PropagationDivide 3-4 years
Pest resistanceSlugs possible
Disease resistanceMildew possible