When to Plant Luffa in Alaska
Alaska spans USDA hardiness 1a to 8b (zones 1a to 8b on this page). Plant luffa by your local frost date, not the calendar — pick your zone below for exact start-indoors, transplant, and harvest dates.
Jump to: Zone 1a · Zone 1b · Zone 2a · Zone 2b · Zone 3a · Zone 3b · Zone 4a · Zone 4b · Zone 5a · Zone 5b · Zone 6a · Zone 6b · Zone 7a · Zone 7b · Zone 8a · Zone 8b
Luffa planting calendar for Alaska, Zone 1a
Average last spring frost
May 24
Average first fall frost
August 25
Start seeds indoors
Apr 12
Transplant outdoors
Jun 7
Luffa needs about 90 days to mature — longer than Zone 1a typically stays frost-free, so it likely won't reliably ripen there outdoors without a head start indoors or season extension.
Luffa planting calendar for Alaska, Zone 1b
Average last spring frost
May 29
Average first fall frost
August 28
Start seeds indoors
Apr 17
Transplant outdoors
Jun 12
Luffa needs about 90 days to mature — longer than Zone 1b typically stays frost-free, so it likely won't reliably ripen there outdoors without a head start indoors or season extension.
Luffa planting calendar for Alaska, Zone 2a
Average last spring frost
May 24
Average first fall frost
September 5
Start seeds indoors
Apr 12
Transplant outdoors
Jun 7
Luffa needs about 90 days to mature — longer than Zone 2a typically stays frost-free, so it likely won't reliably ripen there outdoors without a head start indoors or season extension.
Luffa planting calendar for Alaska, Zone 2b
Average last spring frost
May 30
Average first fall frost
September 6
Start seeds indoors
Apr 18
Transplant outdoors
Jun 13
Luffa needs about 90 days to mature — longer than Zone 2b typically stays frost-free, so it likely won't reliably ripen there outdoors without a head start indoors or season extension.
Luffa planting calendar for Alaska, Zone 3a
Average last spring frost
May 30
Average first fall frost
September 10
Start seeds indoors
Apr 18
Transplant outdoors
Jun 13
Luffa needs about 90 days to mature — longer than Zone 3a typically stays frost-free, so it likely won't reliably ripen there outdoors without a head start indoors or season extension. Full zone 3 guide (both 3a and 3b) →
Luffa planting calendar for Alaska, Zone 3b
Average last spring frost
May 20
Average first fall frost
September 15
Start seeds indoors
Apr 8
Transplant outdoors
Jun 3
Projected first harvest
Sep 1
Luffa is ready to harvest in about 90 days. Full zone 3 guide (both 3a and 3b) →
Luffa planting calendar for Alaska, Zone 4a
Average last spring frost
May 15
Average first fall frost
September 20
Start seeds indoors
Apr 3
Transplant outdoors
May 29
Projected first harvest
Aug 27
Luffa is ready to harvest in about 90 days. Full zone 4 guide (both 4a and 4b) →
Luffa planting calendar for Alaska, Zone 4b
Average last spring frost
May 10
Average first fall frost
September 25
Start seeds indoors
Mar 29
Transplant outdoors
May 24
Projected first harvest
Aug 22
Luffa is ready to harvest in about 90 days. Full zone 4 guide (both 4a and 4b) →
Luffa planting calendar for Alaska, Zone 5a
Average last spring frost
May 5
Average first fall frost
October 1
Start seeds indoors
Mar 24
Transplant outdoors
May 19
Projected first harvest
Aug 17
Luffa is ready to harvest in about 90 days. Full zone 5 guide (both 5a and 5b) →
Luffa planting calendar for Alaska, Zone 5b
Average last spring frost
April 30
Average first fall frost
October 5
Start seeds indoors
Mar 19
Transplant outdoors
May 14
Projected first harvest
Aug 12
Luffa is ready to harvest in about 90 days. Full zone 5 guide (both 5a and 5b) →
Luffa planting calendar for Alaska, Zone 6a
Average last spring frost
April 25
Average first fall frost
October 10
Start seeds indoors
Mar 14
Transplant outdoors
May 9
Projected first harvest
Aug 7
Luffa is ready to harvest in about 90 days. Full zone 6 guide (both 6a and 6b) →
Luffa planting calendar for Alaska, Zone 6b
Average last spring frost
April 20
Average first fall frost
October 15
Start seeds indoors
Mar 9
Transplant outdoors
May 4
Projected first harvest
Aug 2
Luffa is ready to harvest in about 90 days. Full zone 6 guide (both 6a and 6b) →
Luffa planting calendar for Alaska, Zone 7a
Average last spring frost
April 15
Average first fall frost
October 20
Start seeds indoors
Mar 4
Transplant outdoors
Apr 29
Projected first harvest
Jul 28
Luffa is ready to harvest in about 90 days. Full zone 7 guide (both 7a and 7b) →
Luffa planting calendar for Alaska, Zone 7b
Average last spring frost
April 10
Average first fall frost
October 30
Start seeds indoors
Feb 27
Transplant outdoors
Apr 24
Projected first harvest
Jul 23
Luffa is ready to harvest in about 90 days. Full zone 7 guide (both 7a and 7b) →
Luffa planting calendar for Alaska, Zone 8a
Average last spring frost
April 1
Average first fall frost
November 10
Start seeds indoors
Feb 18
Transplant outdoors
Apr 15
Projected first harvest
Jul 14
Luffa is ready to harvest in about 90 days. Full zone 8 guide (both 8a and 8b) →
Luffa planting calendar for Alaska, Zone 8b
Average last spring frost
March 20
Average first fall frost
November 20
Start seeds indoors
Feb 6
Transplant outdoors
Apr 3
Projected first harvest
Jul 2
Luffa is ready to harvest in about 90 days. Full zone 8 guide (both 8a and 8b) →
Not sure which half-zone you're in? Set your ZIP in HomeSown for dates tuned to your exact location.
Varieties to grow
1 variety of luffa in the HomeSown library. Tap any for its full grow guide.
Common problems with luffa
What to watch for, with identification and treatment for each
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