Family:
Fabaceae
Senna artemisioides
Silver Cassia
Other Names: Cassia, Punty Bush
Regional Subspecies: Senna artemisioides subsp. artemisioides (Silver Cassia), S. a. subsp. circinnata, S. a. subsp. coriacea, S. a. subsp. filifolia, S. a. subsp. petiolaris (Woody Cassia), S. a. subsp. zygophylla.
Habit:
Small, bushy shrubs 1-3m high. Silver-grey leaves. Short-lived. Flowers are golden-yellow and sweet scented (Jun-Nov).
Habitat & Site Selection:
Variable, occurs in mallee, Currawang, Mulga, Belah-Rosewood, Bimble Box, Red Box and White Cypress Pine communities. Moderately well-drained soil, in full sun. Tolerates drought and frost, although heavy frost may damage tips. Seeds readily. Establishes readily when direct seeded.
Similar Species:
Varieties tend to hybridise.
Seed Collection & Propagation:
Early December to mid March. Monitor closely as seeds shed immediately or 1-2 days after maturity. Propagate from scarified seed. Try boiling or hot water soaking treatment, and dry seed before sowing to prevent rotting. Also from cuttings.
Values & Uses:
Useful low-level cover in windbreaks. Important component of understorey. Legume, improves soil fertility through fixing nitrogen. Excellent habitat. Ornamental for gardens or as a low hedge. Attractive foliage and abundant flowers. Prune lightly after flowering to maintain shape (becomes straggly with age) and promote flowering.