Petunia Seeds
Petunia hybrida
How to grow Petunia from seed — sowing depth, method, germination and the best season to sow.
Sowing at a glance
- Difficulty: intermediate
- Sowing depth: 1 mm
- Method: Raise in trays and transplant
- Germination: 7-14 days
- Best sown in: spring, summer
- Seed storage life: 2 years
- Packet: approx. 50 seeds
When to sow by region
| Region | Sow in |
|---|---|
| sydney | spring, summer |
| melbourne | spring |
| brisbane | autumn, spring |
| perth | spring, autumn |
| canberra | spring |
| adelaide | spring |
Sowing steps
- No special pre-treatment needed — sow fresh, viable seed.
- Fill trays or pots with a fine, free-draining seed-raising mix and firm gently.
- Sow about 1 mm deep and water in gently.
- Keep evenly moist and warm; expect germination in 7-14 days.
- Transplant seedlings out once they have several true leaves and the weather is mild.