Wild Iris
Dietes grandiflora
- Native to:
- South Africa
Björn S... (www.flickr.com),Jörg Fuhrmann (Intermerker),Rojer Wisner (www.flickr.com),JMK,BRPever,BRPever,JMK,Josh Berglund (www.flickr.com) from United States,BRPever,BRPever,BRPever,BRPever,BRPever,BRPever,BRPever,S.E. Thorpe,Magnus Manske,Krzysztof Golik,SAplants,User:BotBln
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Iridaceae
- Genus:
- Dietes
- Species:
- Dietes grandiflora
- USDA Symbol:
- DIGR13
Growth Characteristics
- Height:
- 120 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- apr,may,jun,jul,aug,sep,oct
- Bloom Colors:
- white, yellow, purple
Garden & Ecology Notes
- Wildlife Value:
- butterflies
- Deer Resistant:
- Yes
- Salt Tolerant:
- Yes
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Resprouts from rhizomes after fire; common in fire-prone South African grasslands and fynbos margins.
Soil Requirements
- Soil Type:
- rich, well-drained loamy soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
- Notes:
- native to coastal regions with sandy loam
Propagation & Germination
- Stratification:
- None required
- Germination Time:
- 21–60 days
- Notes:
- Seeds germinate best with warmth (20-25°C). Division is the more common propagation method as seed germination can be slow and erratic.
The above propagation data sourced from Claude AI