About
A branched annual reaching 1.5m in height. Four petalled, yellow flowers are borne from April to October are followed by short and cylindrical seed pods with flattened tips. Stems may be red-tinged, and leaves are dark green, toothed and veined.
About the genus
Sinapis are annual herbaceous plants and include species grown for mustard. Reaching a height of between 20cm and 1m, stems are hairy, erect and branched. Leaves are petiolate and between 1 and 4cm long. Bright yellow flowers appear from May through to August/September. The seeds follow and are dark red to brown in colour.
Growing conditions
SunlightFull sun
Soil typeChalk, Clay, Loam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained
AspectSouth-facing, West-facing
ExposureSheltered
UK hardinessH7
Plant details
Plant typeAnnual Biennial
HabitBushy
FoliageDeciduous
Height1-1.5 metres
Spread0-0.1 metre
Time to full height1 year
Suggested usesWildlife gardens, Wildflower meadow
Native toEurasia
Care notes
CultivationOccurs naturally on arable and waste ground. Provides a larval food source for butterflies and seed is a food source for birds
PruningNo pruning required
PropagationPropagate by seed
Pest resistanceGenerally pest-free
Disease resistanceGenerally disease-free