Plant Database / Vegetables / Lima Bean
Vegetables

Lima Bean

Phaseolus lunatus
Fabaceae (Legume)

Heat-loving protein crop. Needs warm soil but rewards you with storable, calorie-dense beans.

EdibleAnnualFull sunHeat-loverFixes nitrogenSurvival crop
Lima Bean (Phaseolus lunatus) illustration — Texas Roots plant database, by Jordan Polasek
Sun
Full sun
Water
Moderate
Soil
Average, warm
pH
6.0–6.8
Hardiness
Warm-season annual
Height
Bush or vining
Spacing
6 in
Days to harvest
65–90

What it is

Lima Bean (Phaseolus lunatus) is in the Fabaceae (Legume) family. Heat-loving protein crop. Needs warm soil but rewards you with storable, calorie-dense beans.

How to grow it

It wants full sun, water it moderate, and give it average, warm soil. Target a soil pH around 6.0–6.8. Space plants about 6 in apart. Expect roughly 65–90. Warm-season annual.

How it's used

Lima Bean is used: fresh shelled, dried.

🔎 How to identify it

  • Broad three-leaflet leaves
  • Small white flowers
  • Flat curved pods

Edibility

PartsSeeds (always cooked)
UsesFresh shelled, dried
CautionRaw beans contain cyanogenic compounds — always cook thoroughly.
The grow guide

How to grow & propagate lima bean

Everything I've worked out about starting this one, keeping it alive through a Texas year, and turning one plant into many — free.

How to propagate lima bean

Legumes resent transplanting — that taproot wants to go straight down — so sow them right where they'll grow once the soil has warmed. Soak hard-coated seed overnight to speed germination. As a bonus, this whole family pulls nitrogen out of the air and banks it in the soil, so wherever you grow them you're feeding next season's crop.

Growing lima bean in Texas

Give it full sun and average, warm soil. Match the spot to the plant and most of the battle is already won.

This one thrives in heat that flattens other plants, so it earns its space through a Texas summer. Get it established before the worst of July, keep water steady, and it'll produce when little else will.

Keep moisture even, especially while it's young — deep, less-frequent soaks build better roots than a daily sprinkle.

Harvesting

Figure on roughly 65–90 before you're harvesting. Harvest at peak and keep harvesting — most vegetables produce harder the more you pick, and one left to over-mature tells the plant its job is done. The part you're after: seeds (always cooked).

Making more for free

Every seed we sell is open-pollinated, which means you can save your own from the best plants and it'll grow true next year. Let a few of your strongest plants finish and go to seed, dry it fully, and store it cool and dark. That's the whole point of heirlooms — buy once, grow forever.

When the grid is down

Keep this knowledge offline

A garden full of lima bean is a real asset when times get hard — but the know-how to grow, store, and use it shouldn't live only on a website you can't reach. That's why I keep a copy of the references I rely on on a local server at home. Project NOMAD is a free, open-source way to run Wikipedia, survival and medical guides, maps, and even a private AI on your own hardware — knowledge that keeps working with no internet, no cloud, no signal.

See how I keep my library offline →
🌤 Before you plant: check the live 7-day garden weather to time it right for frost and heat.

Part of the free Texas Roots plant database, compiled by Jordan Polasek from his greenhouse in El Campo, Texas. Free to read and share. If it helped, the best thanks is to grow something.