When to Plant Dill in Perth — Mediterranean Guide

Dill

Photo: Wikimedia Commons

A tall, feathery annual herb essential for Scandinavian, Eastern European and Asian cuisines. Both leaves (dill weed) and seeds are used. Like coriander, dill bolts in warm weather, but it's more forgiving. Excellent butterfly attractor. The fernlike foliage adds texture to any garden.

Planting Calendar

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
S/T/D S/T/D S/T/D T/D S S/T/D S/T/D S/T/D S/T/D

S = Seed Tray   T = Transplant   D = Direct Sow

Current Growing Conditions

Soil temperature: 21.9°C (optimal range: 10–20°C) ✗ Outside optimal range

How to Grow Dill in Mediterranean Australia

When to Plant

Sow Mar-Jun and Aug-Oct. Excellent climate for dill.

Soil
Well-drained, average to rich soil. Not fussy about soil quality.
pH Range
5.5-6.5
Sunlight
Full sun. Tolerates light afternoon shade in hot zones.
Spacing
15cm apart, 30cm between rows
Watering
Regular watering. Drought stress accelerates bolting. Keep soil consistently moist but not waterlogged.

Companion plants: Cabbage, Broccoli, Lettuce, Onion, Cucumber

Avoid planting near: Fennel (will cross-pollinate), Carrot, Tomato

Mediterranean Growing Tips for Dill

Recommended Varieties

  • Dukat
  • Bouquet
  • Mammoth

Key Challenges

  • Summer water stress
  • Wind exposure

Pro Tips

  • Grows very well in this climate
  • Self-sows reliably
  • Let some bolt for seed and butterfly habitat

Harvesting Dill

When ready: Harvest leaves once plants are 20cm+ tall. Harvest before flowering for strongest leaf flavour. Seeds ready when brown and dry on plant.

How to harvest: Snip leaf fronds as needed. Cut no more than 1/3 of plant at once. For seed: cut entire seed heads when brown, dry in paper bag.

Common Dill Pests in Mediterranean Zones

Aphids and Powdery Mildew — Risk: LOW (score: 39/100)

Organic prevention: Plant enough dill for both you and the butterflies. Swallowtail caterpillars are a sign of a healthy garden ecosystem.

View all pest alerts →

Get the Full Interactive Guide

Open the interactive planting dashboard with real-time weather, all pest alerts, and garden tracking.

Join Garden Buddy for premium features: disease management, seed saving, preservation guides,.