When to plant tomato in Onkaparinga Hills
- Sow in trays: early Sep to late DecOnkaparinga Hills area, cool Mediterranean
- Move seedlings out: late Oct to early FebOnkaparinga Hills area, cool Mediterranean
- Plant seedlings: late Oct to early FebOnkaparinga Hills area, cool Mediterranean
Worked out from 30 years of climate records for Onkaparinga Hills. Microclimates vary: frost hollows and hills run later.
The most popular summer crop in Adelaide, planted once soil and nights are warm and picked from midsummer to autumn. Stake or cage plants and mulch well. Deep, regular watering is the key; dry-wet cycles cause blossom end rot and split fruit.