Prickly Parrot-pea, Juniper Pea-bush, Juniper Pea Bush, Juniper-leaved Dillwynia, Prickly Parrot Pea.
Dillwynia, after British botanist Lewis Weston Dillwyn (1778-1855). Juniperina, juniper-like, after a prickly European conifer.
Presence in Australia
Rare in the region. Noted west of the Hume Highway in the areas Yambla; The Rock-Henty-Milbrulong; Yerong Creek-Wattle Creek, and Burkes and Graveyard.
This specie has been identified in the following Australian states: Qld, NSW, ACT, Vic.
Dry sclerophyll forest on various soils.
Erect prickly shrub 1-2m high. Rigid narrow leaves 7-15 mm long.
Dillwynia sieberi was previously included in Dillwynia juniperina.
Well-drained soils in dappled shade or partial sun.
Golden yellow with red.
Late Oct to late Feb. Monitor closely as seeds released immediately or within 1-2 days of maturity. Seeds have long storage life.
From scarified seed or cuttings. Soak in near-boiling water for about 30 seconds, before cooling rapidly under flowing cold water. Alternatively soak in cold water for several hours. Dry to prevent rotting before sowing. Germination takes 3-4 weeks. Suitable for direct seeding in pots (2-3 seeds per pot).
From seed and suckers after fire, forming dense groundcover. Does not establish as readily as most wattles when direct seeded.
Shade and shelter
Low cover in windbreaks.
Legume - improves soil fertility through "fixing" nitrogen.
Decorative. Useful as barrier.