🌻 Sunflower, Growing Guide for SEQ

Everything you need to grow Sunflower in South East Queensland's subtropical climate.

Sunflower

When to Sow in SEQ

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Edible seeds, attracts pollinators and beneficial insects. Provides shade for heat-sensitive crops. Sunflower hulls are allelopathic, mulch from spent heads can suppress nearby plants.

Growing Requirements

Sow
September, October, November, December, January, February, March
Days to Harvest
80
Spacing
50 cm
Sun
Full sun (6+ hours)
Sowing Depth
2 cm
Height
100-300 cm
Germination Temp
18-30°C
Soil pH
6-7.5
Frost Tolerance
Frost tender
Season
Warm season (Oct-Mar)
Difficulty
Beginner
Container
Yes (30cm+)

Good Companions (Friends)

✓ Cucumber✓ Corn✓ Tomato

Keep Apart (Enemies)

✗ Potato

Kitchen Uses

Health Benefits

Pests & Diseases in SEQ

Common Pests

Common Diseases

Storage

Dry seeds completely before storing in a sealed jar, lasts 6 to 12 months

Value

Saves ~$3-6/week on sunflower seeds, a single head produces hundreds of seeds

Track Sunflower in Your Garden

Drag Sunflower into your garden bed, get weekly reminders for watering, feeding, and harvesting.

Add Sunflower to My Garden →

Frequently Asked Questions

When should I plant Sunflower in Brisbane?

In South East Queensland, Sunflower can be sown in September, October, November, December, January, February, March. Edible seeds, attracts pollinators and beneficial insects. Provides shade for heat-sensitive crops. Sunflower hulls are allelopathic, mulch from spent heads can suppress nearby plants.

What are good companion plants for Sunflower?

Good companions for Sunflower in SEQ include Cucumber, Corn, Tomato. Avoid planting near Potato.

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