Luffa

Luffa, sometimes called ridge gourd or sponge gourd, is a tropical vegetable harvested while still immature and tender. The flesh is soft and mildly sweet, with a texture somewhere between zucchini and okra. Once cooked, it becomes silky and absorbs the flavours of whatever it’s paired with.

It’s a staple in many Asian cuisines, turning up in stir-fries, soups, and curries across China, India, and Southeast Asia. In Australia, luffa is increasingly available at Asian grocery stores and farmers’ markets during the warmer months. It pairs well with garlic, ginger, and light sauces, and cooks quickly — usually needing only a few minutes in a hot pan or wok.

If left on the vine too long, the flesh dries out and the interior develops the coarse, fibrous network better known as a loofah sponge. The edible window is relatively short, so freshness matters when buying.

Farmed
photograph to come — from twenty years of markets, farms and kitchens

How it's made

Luffa is grown on climbing vines in warm, humid conditions, much like other gourds. The fruit is harvested while still young and tender — typically when it’s about 15 to 30 centimetres long and the skin is still smooth and green. At this stage the flesh is soft and edible. The gourd is then peeled or left skin-on depending on the variety, and sold fresh.

Nutrition (per 100g)

Energy 20kcal
Protein 1.2g
Carbs 3.2g
Fat 0.2g
Fibre 1.1g Sugar 2g
Mass Distribution

1 gourd is about 178 g — roughly 40 kcal of this.

What it costs the planet (per kilo)

Carbon ≈0.5kg
Freshwater ≈130L
Land ≈0.4

≈ Estimated — worked out from a category-typical value further up its supply chain. Where this comes from →

Where it comes from

Made from

In the kitchen

Used as

stir-fried vegetable

Goes well with
Classic dishes
  • Luffa stir-fry
  • Luffa and egg soup
  • Braised luffa with shrimp

Keeping one at home? Track yours in your cubud →

Where this data comes from

Nutrition data from

USDA

How it was calculated

SR Legacy

Full credits, licences, and methods: the sources page →

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