When to Plant Snake Beans in Perth, Mediterranean Guide

Sow now in Mediterranean Soil 15.6°C, best 16–29°C. Still too cold.

Soil temperature is modelled from Open-Meteo forecast (Perth), not a live sensor.

What this month normally looks like in Mediterranean

In October the Mediterranean zone normally runs 22°C by day and 10°C overnight, with about 38 mm of rain over 6 or 7 wet days. The coldest October night on record across the zone was -0.2°C, so a late frost is not out of the question. Averages 1991 to 2026, 19 postcodes, SILO.

Jump to section
  1. Planting calendar
  2. How to grow
  3. Local tips and varieties
  4. Pests and problems
  5. Harvesting
  6. Other zones and related crops
  7. Common questions

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This Snake Beans guide is written for the Mediterranean zone, which takes in Perth, Adelaide and Bunbury. Somewhere else? Your postcode picks the right one.

Not your zone? Cairns Brisbane Sydney Melbourne Canberra Alice Springs

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

Planting window
Sep to Dec
Days to harvest
about 12 weeks
Sun
Full sun
Water
Regular
Spacing
30 cm apart
Soil pH
5.5–7.5

Snake beans, also called yard long beans, are a heat loving climbing bean with slim pods 30 to 60 cm long.

Snake Beans

Photo: Wikimedia Commons

Planting Calendar for Mediterranean

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

S = Seed Tray   T = Transplant   D = Direct Sow

Want a nudge when it is sowing time?

One email a week with what is worth planting in the Mediterranean zone right now, Snake Beans included, plus which veg has jumped in price at the supermarket. Free, and you can stop it in one click.

How to Grow Snake Beans in Mediterranean Australia

Soil
Full sun and soil enriched with organic matter (Diggers). Well drained, because waterlogged soil causes crown and root rot (Seeds of Plenty).
Salt
Moderately sensitive. Copes with a little salt, but the harvest drops on salty bore water.
pH Range
5.5-7.5
Sunlight
Full sun (Diggers).
Spacing
30cm apart
Watering
Water regularly, especially in flowering and pod development. Keep the soil moist but not soggy, and water more in hot or windy weather (Seeds of Plenty). Southern areas need extra watering (Diggers).
Good companions
Nasturtium, Cucumber, Carrot, Sweet Corn, Rosemary
Keep away from
Fennel, Garlic, Onion
Grow before it
Roots and alliums (Carrot, Beetroot, Onion)
Grow after it
Leafy greens and brassicas (Lettuce, Silverbeet, Broccoli)

Give the bed 3 turns before legumes go back in. Beans and peas fix nitrogen, so they leave the bed richer than they found it.

Members see the exact salt threshold, how much harvest it loses as salt rises, and what to grow instead. See what members get

Mediterranean Growing Tips for Snake Beans

Recommended Varieties

  • Yard Long
  • Black Seeded

Key Challenges

  • Heat stress in summer
  • Needs regular watering

Pro Tips

  • Treat the dates as a guide
  • Mulch and water regularly

Pests and problems for Snake Beans in Mediterranean

Members see each pest score and pest risk alerts for your area. See what members get

Browse the full pest library →

Harvesting Snake Beans

When ready: Pick when the pod begins to firm and the beans inside show through, about 2 weeks after flowering (Diggers).

How to harvest: Pick daily once cropping starts. Regular picking encourages more flowers (Diggers, Seeds of Plenty).

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What members get

  • Soil and weather from your nearest station
  • An email when it's time to sow
  • Your own garden plan, including planning from a photo
  • Price history and price alerts
  • Pest risk alerts for your area
  • Full salt and canning detail

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Common Questions About Snake Beans

When do you plant snake beans in Australia?

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

Can you grow snake beans all year round in Perth?

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

When should I plant Snake Beans in Perth?

No Mediterranean calendar was found. We have used the Diggers warm and Succeed Heirlooms temperate months, September to December. Keep the vines well watered through summer.

What soil temperature do Snake Beans need?

Snake Beans germinate best when soil temperature is between 16°C and 29°C.

How do I know when Snake Beans are ready to harvest?

Pick when the pod begins to firm and the beans inside show through, about 2 weeks after flowering (Diggers).

What are the best Snake Beans varieties for Perth?

Recommended varieties for the Mediterranean zone include: Yard Long, Black Seeded.

What grows well with Snake Beans?

Good companion plants for Snake Beans include: Nasturtium, Cucumber, Carrot, Sweet Corn, Rosemary.

Are snake beans salt tolerant?

Only a little. Snake beans are moderately sensitive to salt, so the harvest drops on salty bore water. Mix salty water with rainwater, and mulch the bed.

Which zone am I in?

Type your postcode into the box near the top of the page and it 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 Mediterranean zone, Perth is its reference city.