Subtropical Cut Flowers
What should I plant this month?
A beginner-friendly planner for cut-flower gardeners on the Sunshine Coast & in Brisbane. Pick your suburb's region and the month — we'll show you exactly what to sow, how to grow it, and when to bring it inside.
Best Bets This Month
Top picks for August in Sunshine Coast
Ranked by heat & humidity tolerance, ease of growing, and vase performance.
1
Zinnia
Full sun · 60–110 cm
Sow seeds directly
Start seeds in trays
- Germinates:
- 5–10 days
- Flowers:
- 60–75 days
- Spacing:
- 25 cm
- Vase:
- 7–10 days
2
Sunflower
Full sun · 120–200 cm
Sow seeds directly
- Germinates:
- 7–10 days
- Flowers:
- 55–75 days
- Spacing:
- 22 cm
- Vase:
- 7–10 days
3
Strawflower
Full sun · 70–120 cm
Sow seeds directly
Start seeds in trays
- Germinates:
- 7–14 days
- Flowers:
- 75–90 days
- Spacing:
- 25 cm
- Vase:
- 10–14 days (fresh) / forever (dried)
4
Cosmos
Full sun · 90–150 cm
Sow seeds directly
Start seeds in trays
- Germinates:
- 7–10 days
- Flowers:
- 70–90 days
- Spacing:
- 30 cm
- Vase:
- 5–7 days
5
Dahlia
Full sun to part shade · 90–150 cm
Plant tubers/bulbs/corms
- Germinates:
- 14–21 days (sprouting)
- Flowers:
- 90–120 days
- Spacing:
- 45 cm
- Vase:
- 4–6 days