When to plant luffa

Tender · frost kills it

Luffais keyed to your local frost dates. The offsets below hold anywhere — but the calendar dates they land on don’t. Enter your ZIP for dates tuned to your city’s nearest NOAA station.

Luffa planting timeline

Start indoors

4–6 wks before

Transplant out

2–3 wks after

Harvest

150–200 days later

-7 wksLAST SPRING FROST+32 wks

Tender: wait until the danger of frost has passed before planting out.

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Luffa planting FAQ

When should I start luffa seeds indoors?

Start luffa indoors 4–6 weeks before the last spring frost, so seedlings are ready to plant out once the weather warms.

Can I direct sow luffa?

Luffa is usually started indoors and transplanted rather than direct sown, for a reliable stand.

How long does luffa take to grow?

Luffa takes about 150–200 days from transplanting to harvest, depending on the variety and conditions.

Is luffa frost-hardy?

Tender: wait until the danger of frost has passed before planting out.

Planting reminders

Never miss a window in your area

An email when it’s time to start seeds, transplant, and sow — timed to your frost dates. Double opt-in, one-click unsubscribe, no spam.

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Planting windows are offsets from your local 1991–2020 NOAA frost normals. How we compute this.