Radish
Raphanus sativus
When to plant radish in Australia
Plant radish March to September in temperate climates (Melbourne, Adelaide, Sydney); September to March in cool climates (Canberra, Hobart, Ballarat); March to September in subtropical climates (Brisbane, Gold Coast); April to August in tropical climates (Darwin, Cairns); March to August in arid climates (Alice Springs, Mildura).
Ready in just 3–4 weeks — ideal to fill gaps between slower crops. Sow a pinch of seed every 2 weeks for continuous harvest. Bolt to seed quickly in heat.
Growing guide
Sunlight
3–5 hours direct sun per day
Watering
Medium — water when topsoil feels dry
Spacing
5cm between plants, 15cm between rows
Frost tolerance
Hardy — tolerates frost
Frequently asked
- How long does radish take to grow in Australia?
- Radish takes 25–30 days from sowing to harvest, depending on variety and climate.
- How much space does radish need?
- Space radish 5cm apart in rows 15cm apart. Each plant needs 3–5 hours of sun per day.
- Can I grow radish in Melbourne in winter?
- Yes — in Melbourne, radish can be planted during June, July, August.
- What should I plant next to radish?
- Companion plants for radish vary by garden conditions. Add radish to your patch in My Veggie Patch to see personalised companion recommendations.
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