Indigofera kirilowii (Chinese Indigo)
- Usually Flowers : June, July
Spreading, deciduous, rhizomatous shrub. Pendant racemes of pea-like, pink flowers. June to July. Ht.1.5m.(5ft.). Grow in sun or part shade and moist, well-drained soil. Good for mixed borders.
Piptanthus nepalensis (Evergreen Laburnum)
- Usually Flowers : May, June
Semi-evergreen or deciduous, open, upright and tender shrub with leaves of three dark blue-green leaflets. Upright, terminal racemes of pea-like, vanilla-scented, bright yellow flowers emerge from hairy buds May and June. Ht.2.5mt.(8ft.). Pendant green seed pods form after flowers August to September. Best grown in full sun and well-drained soil. Grow against a warm wall and protect from cold winds.