Fruits & otherLuffa
Luffa aegyptiaca
Luffa (Luffa aegyptiaca) is an annual climbing vine that needs full sun, a sturdy trellis and a long warm season. Its young fruits can be eaten, and mature fruits make bath sponges.
How to grow luffa
Side by side
Pick two or three seeds to see how they grow, side by side: sprouting, spacing, sun, water, frost and pet safety in one table.

Comparing Luffa vs. Peanut
The comparison
| Fact | ![]() | ![]() |
|---|---|---|
| Difficulty | Moderate | Moderate |
| Life cycle | Annual | Annual |
| Germination time | Not yet verified | 10–15 days |
| Germination temperature | 21–24 °C70–75 °F | 20–35 °C68–95 °F |
| Sowing depth | Not yet verified | 5–8 cm2–3¼ in |
| Spacing between plants | Not yet verified | 15–23 cm6–9 in |
| Days to maturity | Not yet verified | 120–150 days from sowing |
| Sun | Full sun | Full sun |
| Water | Moderate | Not yet verified |
| Containers | Yes | Yes |
| Frost tolerance | Tender (no frost) | Tender (no frost) |
| Soil pH | Not yet verified | pH 5.8–6.2 |
| Links |
Up close
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Fruits & otherLuffa aegyptiaca
Luffa (Luffa aegyptiaca) is an annual climbing vine that needs full sun, a sturdy trellis and a long warm season. Its young fruits can be eaten, and mature fruits make bath sponges.
How to grow luffa
Fruits & otherArachis hypogaea
Peanuts are warm-season annuals grown from seed for their underground pods. They need full sun and a long, warm season, often 120 days or more to ripen.
How to grow peanutKeep comparing
Add a third seed, or swap one for a close relative from the same category.


Luffa vs. Peanut vs. AlfalfaAdd alfalfa as a third

Luffa vs. Peanut vs. American PersimmonAdd american persimmon as a third

Luffa vs. Peanut vs. Apple TreeAdd apple tree as a third
Luffa vs. AlfalfaLuffa against another seed
Peanut vs. AlfalfaPeanut against another seed
Luffa vs. American PersimmonLuffa against another seedThe table, row by row
Every row is a fact from each seed's own profile, lined up so the differences stand out.
Germination time and temperature
How many days the seeds take to sprout, and the temperature range they sprout in.
Sowing depth and spacing
How deep to sow each seed and how far apart the plants should grow. “On the surface” means the seed isn't covered.
Days to maturity and life cycle
How long until the plant is ready, counted from sowing or from transplanting (each value says which). Annuals live one year, biennials two, perennials longer.
Sun and water
Full sun means 6 or more hours of direct sun a day, partial shade a few hours. Water needs are rated low, moderate or high.
Containers, frost tolerance and soil pH
Whether it grows in a pot, with the smallest pot when it's known. Frost tolerance runs from tender (no frost) to hardy. Soil pH 7 is neutral.
Toxicity to cats and dogs
Whether the plant is toxic to cats and dogs.
Quick wins
Days from sowing until the first shoots appear, in good conditions.
Pet friendly
Listed as non-toxic to both cats and dogs. Each seed's page has the details.
Not safe for pets: borage, buckwheat, caraway, carnation and 14 more.
Comparing
Each seed's page explains how to grow it from seed, with facts researched and reviewed by our editors.