Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Fabaceae

Genus:

Acacia

Species:

Acacia dunnii

USDA Symbol:

ACDU3

Growth Characteristics

Height:

900 cm

Light Requirements:

Full Sun

Drought Tolerance:

High

Bloom Months:

jan,feb,mar,apr,may,jun,jul,aug,sep,oct,nov,dec

Bloom Colors:

yellow

Keystone Species Ranking

Caterpillar Keystone:

★★★☆☆ Butterfly & moth species supported by this genus (NWF)

Garden & Ecology Notes

Wildlife Value:

birds, insects

Fire Ecology:

Fire adapted — tolerates or benefits from fire

Fire Notes:

Seeds are stimulated by heat from fire; hard seed coat requires fire or scarification for germination.

Soil Requirements

Soil Type:

sandy, well-drained, nutrient-poor soil

pH:

5.5 - 7.5 (slightly acidic to neutral)

Drainage:

excellent drainage required

Moisture:

dry to moderate

Notes:

native to arid regions, tolerates drought

Propagation & Germination

Scarification:

Seed coat scarification required before sowing

Germination Time:

14–30 days

Notes:

Seeds require hot water treatment or mechanical scarification to break hard seed coat; germination occurs within 2-4 weeks.