About

Dense, evergreen perennial about 20-30cm tall, forming a wide mat of woody stems bearing small, narrow green leaves and short stems of bright, lemon-yellow flowers, produced above the foliage, from spring to early summer.

About the genus

Erysimum can be annuals, biennials or woody-based perennials with narrow leaves and dense racemes of often fragrant, 4-petalled flowers

Growing conditions

SunlightFull sun
Soil typeChalk, Loam, Sand
Soil pHAlkaline, Neutral
Soil moistureWell-drained
AspectSouth-facing, West-facing
ExposureSheltered
UK hardinessH5

Plant details

Plant typeHerbaceous Perennial
HabitSpreading branched
FoliageEvergreen
Height0.1-0.5 metres
Spread0.5-1 metres
Time to full height2-5 years
Suggested usesCoastal, Cottage and informal garden, Gravel garden, Rock garden, Wildlife gardens
Native toTurkey to Iran

Care notes

CultivationGrow in a sunny position in poor to moderately fertile, well-drained, neutral to alkaline soil
PruningTrim after flowering to prevent plants becoming leggy
PropagationPropagate by softwood cuttings in spring or summer
Pest resistanceMay be susceptible to slugs, snails, cabbage root fly and flea beetles
Disease resistanceMay be susceptible to downy mildews, club root, leaf spot, root rot and virus diseases