When to Plant Climbing Beans in Sydney, Warm Temperate Guide

Sow September to February. Right now in September you can sow.

Published · Last reviewed · By Garden Buddy
Growing advice is reviewed by hand. Planting dates, current conditions and prices on this page update daily.

This Climbing Beans guide is written for the Warm Temperate zone, which takes in Sydney, Newcastle and Wollongong. Somewhere else? Your postcode picks the right one.

Not your zone? Cairns Brisbane Melbourne Canberra Alice Springs Perth

Also handy: will it frost this week? and what grows in shade.

Climbing beans are warm-season legumes that produce heavily over a long season when given a suitable support structure. They include common pole beans (P. vulgaris) and scarlet runner beans (P. coccineus). Runner beans tolerate cooler conditions than common beans. Both fix atmospheric nitrogen via Rhizobium bacteria in root nodules, improving soil fertility.

Planting Calendar for Warm Temperate

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

S = Seed Tray   T = Transplant   D = Direct Sow

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Current Growing Conditions

Soil temperature: 17.0°C (optimal range: 16–30°C) ✓ Ready to plant

Modelled from Open-Meteo forecast (Sydney), not a live sensor.

How to Grow Climbing Beans in Warm Temperate Australia

When to Plant

Sow October-January after last frost and when soil is warm (16C+). Harvest December-April. Do not sow too early into cold soil.

Soil
Well-drained, fertile loam enriched with compost. Avoid freshly manured soil (excess nitrogen causes leaf growth at expense of pods).
pH Range
6.0-7.0
Sunlight
Full sun (minimum 6 hours, preferably 8 hours)
Spacing
15cm apart, 80cm between rows
Watering
Regular deep watering during flowering and pod set is critical. Inconsistent watering causes flower drop and tough, stringy pods. Water at base, avoid wetting foliage.

Companion plants: Corn, Squash, Marigold, Radish, Carrot

Avoid planting near: Onions, Garlic, Fennel, Beetroot

Warm Temperate Growing Tips for Climbing Beans

Recommended Varieties

  • Blue Lake (pole)
  • Purple King
  • Lazy Housewife
  • Scarlet Runner
  • Borlotti (climbing)

Key Challenges

  • Late frosts killing seedlings
  • Aphids transmitting mosaic virus
  • Rust in humid autumns

Pro Tips

  • Wait for warm soil. Cold, wet soil rots seeds before germination
  • Blue Lake is the most reliable all-rounder for this zone
  • Succession sow every 3 weeks until mid-January for continuous harvest

Harvesting Climbing Beans

When ready: Green beans: pods snap crisply when bent, seeds inside are small and immature, pod surface is smooth (not lumpy from enlarged seeds). Shell/dry beans: leave on vine until pods are brown and papery, seeds rattle when shaken.

How to harvest: Hold the stem with one hand and pull the pod with the other to avoid breaking branches. Use scissors for tough stems. Harvest green beans every 2-3 days. For dry beans, cut entire vine and hang upside down to finish drying.

Worth growing?

A 2.4 m × 1.2 m bed fits 9 plants, about $66 worth at today’s Coles prices, checked today.

That is roughly 5 kg at $14.67 a kilo.

Draw your climbing beans bed → No account needed.

Common Climbing Beans Pests in Warm Temperate Zones

Fungal and Insect Damage, risk: LOW (score: 33/100)

Organic prevention: Sow thickly and thin later (compensate for losses). Apply neem-based soil drench at sowing time. Crop rotation. Do not follow beans with beans. Mulch well.

View all pest alerts →

Where to next

Also worth sowing in the warm temperate zone this September: Ginger, Beetroot, Chilli Peppers and Cucumber.

The pest most likely to find your climbing beans: Botrytis / Grey Mould.

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Common Questions About Climbing Beans

When do you plant climbing beans in Australia?

It depends on your climate zone, not the calendar month alone. Planting months by zone:

Does climbing beans grow all year round in Sydney?

No. In the Warm Temperate zone the planting months are Jan to Feb, Sep to Dec. Outside that window it either bolts, sulks or gets cut down by the weather.

Which zone am I in?

Type your postcode into the box under the heading and the page tells you, and links this crop in your own zone if it differs. Or look it up on the grow zone map. This page is the Warm Temperate zone, Sydney is its reference city.