Allocasuarina verticillata (drooping sheoak) is endemic to south-eastern Australia. Seeds germinate readily from untreated seed at warm to hot temperatures. Inoculation with Frankia bacteria recommended for optimal seedling health.
Before sowing
Stratification
fria · 7 d · 3°C
Cold treatment 1 week recommended for improved germination
Sowing
Substrate
native-specific potting mix or well-draining sandy soil
Depth
superficie
Temperature
27°C
Moisture
media
Container
small pots or seed trays
Day/night swing
Diurnal temperature cycling beneficial; optimum 25-30°C
What to expect
Step 1
Pre-treat the seed
Step 2
Sow at superficie · 27°C
Day 14–56
Seedlings emerge (~85%)
Tips
Surface sow, cover lightly with gravel. Full sun required during germination. Keep soil consistently moist but not waterlogged. Seedlings benefit from inoculation with Frankia bacteria from parent tree root nodules. Store seed at 3-5°C if not sowing immediately (viable 5-10 years).
Sources: Tree Project Australia, Revegetation Guide Australia, Local Seeds, Seeds of South Australia, Trees for Climate Australia
