When to plant broccoli in Collie
- Sow in trays: early Feb to late JulCollie area, Mediterranean
- Move seedlings out: mid Mar to early SepCollie area, Mediterranean
- Plant seedlings: mid Mar to early SepCollie area, Mediterranean
Worked out from 30 years of climate records for Collie. Microclimates vary: frost hollows and hills run later.
A cool-season brassica planted in late summer and autumn in Adelaide for heads through winter. Rich soil and steady feeding give big heads. Pick the main head while buds are tight, then keep harvesting the side shoots for weeks.