Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Proteaceae

Genus:

Isopogon

Species:

Isopogon formosus

USDA Symbol:

ISFO3

Growth Characteristics

Height:

200 cm

Light Requirements:

Full Sun

Drought Tolerance:

High

Bloom Months:

aug,sep,oct,nov,dec

Bloom Colors:

pink, purple, rose

Landscaping Shrub:

Yes

Garden & Ecology Notes

Wildlife Value:

birds, bees, insects

Deer Resistant:

Yes

Fire Ecology:

Requires fire for germination

Fire Notes:

Native to fire-prone habitats in Western Australia. Smoke-stimulated germination; regenerates from seed after fire. Mature plants may resprout from lignotuber.

Soil Requirements

Soil Type:

sandy, acidic, nutrient-poor soil

pH:

5.5 - 7.0 (slightly acidic to neutral)

Drainage:

excellent drainage required

Moisture:

dry to moderate

Notes:

native to sandy soils of Western Australia

Propagation & Germination

Stratification:

None required

Germination Time:

21–90 days

Notes:

Smoke treatment or smoke water significantly improves germination. Seeds require good drainage and should not be covered deeply.

The above propagation data sourced from Claude AI