When to Plant Lentils in Cairns, Tropical Guide

Not recommended for the Tropical zone
What this month normally looks like in Tropical

In October the Tropical zone normally runs 34°C by day and 23°C overnight, with about 53 mm of rain over 5 or 6 wet days. Averages 1991 to 2026, 37 postcodes, SILO.

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

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This Lentils guide is written for the Tropical zone, which takes in Cairns, Townsville and Darwin. Somewhere else? Your postcode picks the right one.

Not your zone? Brisbane Sydney Melbourne Canberra Alice Springs Perth

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

Sun
Full sun
Spacing
10 cm apart
Soil pH
Neutral–slightly alkaline (unsourced for home gardens).

Lentil is a small, cool season annual pulse grown as a winter broadacre crop in southern Australia.

Lentils

Photo: Wikimedia Commons

Planting Calendar for Tropical

Lentils is not recommended for Tropical.

Cannot be grown outdoors here. Lentil is a cool season winter pulse of southern Australia and no opened source describes it cropping in the wet tropics, where the humid growing season rots the pods.

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How to Grow Lentils in Tropical Australia

Soil
Well drained, light to medium soil; lentils fail in waterlogged ground.
Salt
Sensitive. Struggles with salty bore water or salty soil. Give it rainwater if you can.
pH Range
Neutral to slightly alkaline (unsourced for home gardens).
Sunlight
Full sun.
Spacing
10cm apart, 30cm between rows
Watering
Light. Lentils are grown on winter rain in the grain belt; water only if the bed dries out before pods fill.
Good companions
Cucumber, Basil, Chives, Potato, Summer savory
Keep away from
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

Tropical Growing Tips for Lentils

Recommended Varieties

  • Any lentil sold as seed by Succeed Heirlooms

Key Challenges

  • Humidity
  • No cool dry season

Pro Tips

  • Grow mung beans or pigeon peas instead.

Pests and problems for Lentils in Tropical

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

Browse the full pest library →

Harvesting Lentils

When ready: Pods turn brown and dry; the plant yellows.

How to harvest: Pull whole plants when most pods are dry, hang in a dry airy shed, then thresh and winnow.

Storing and preserving lentils

How to keep it
  • Dry storage. Dry pods on the plant until they rattle, shell, spread the seeds on trays for another week in a dry airy spot, then jar. Freeze the jar for 48 hours first if you want to kill any weevil eggs (USU storing dry beans, via the existing chickpea record). Keeps: 12 months or more.
  • Freezing cooked beans. Cook fully, cool, freeze in portions with a little liquid. Keeps: 8 to 12 months.
  • Pressure canning. Soak 12 to 18 hours, boil 30 minutes, pack hot with 2.5 cm headspace, process at 10 to 11 psi for 75 minutes (pints) or 90 minutes (quarts) (NCHFP). Keeps: 12 months.

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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 Lentils

When do you plant lentils in Australia?

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

When should I plant Lentils in Cairns?

Cannot be grown outdoors here. Lentil is a cool season winter pulse of southern Australia and no opened source describes it cropping in the wet tropics, where the humid growing season rots the pods.

How do I know when Lentils are ready to harvest?

Pods turn brown and dry; the plant yellows.

What are the best Lentils varieties for Cairns?

Recommended varieties for the Tropical zone include: Any lentil sold as seed by Succeed Heirlooms.

What grows well with Lentils?

Good companion plants for Lentils include: Cucumber, Basil, Chives, Potato, Summer savory.

Are lentils salt tolerant?

No. Lentils are salt-sensitive, one of the more sensitive veggies. Use rainwater if your bore water is salty, or grow them in a raised bed of fresh mix if your soil is.

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 Tropical zone, Cairns is its reference city.