Rose-Coneflower
Isopogon dubius
- Native to:
- Australia
Gnangarra,Calistemon,Calistemon,User:JarrahTree,Kevin Thiele (www.flickr.com) from Perth, Australia,Kevin Thiele (www.flickr.com) from Perth, Australia,Gnangarra,Gnangarra,Geoff Derrin,Calistemon,Calistemon,Gnangarra
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Proteaceae
- Genus:
- Isopogon
- Species:
- Isopogon dubius
- USDA Symbol:
- ISDU2
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, insects
- Deer Resistant:
- Yes
- Fire Ecology:
- Requires fire for germination
- Fire Notes:
- Lignotuberous species that resprouts vigorously after fire. Seeds show smoke-stimulated germination typical of Western Australian Proteaceae.
Soil Requirements
- Soil Type:
- sandy, well-drained, nutrient-poor soil
- pH:
- 5.5 - 7.0 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- Native to southwestern Australia; prefers open, sunny locations.
Propagation & Germination
- Stratification:
- None required
- Germination Time:
- 21–90 days
- Notes:
- Smoke treatment or application of smoke water significantly improves germination. Seeds require well-drained media and consistent moisture.
The above propagation data sourced from Claude AI