When to Plant Spaghetti Squash in New Mexico
New Mexico spans USDA hardiness 5a to 8b (zones 5a to 8b on this page). Plant spaghetti squash by your local frost date, not the calendar — pick your zone below for exact start-indoors, transplant, and harvest dates.
Jump to: Zone 5a · Zone 5b · Zone 6a · Zone 6b · Zone 7a · Zone 7b · Zone 8a · Zone 8b
Spaghetti Squash planting calendar for New Mexico, Zone 5a
Average last spring frost
May 5
Average first fall frost
October 1
Start seeds indoors
Apr 14
Transplant outdoors
May 19
Projected first harvest
Aug 17
Spaghetti Squash is ready to harvest in about 90 days. Full zone 5 guide (both 5a and 5b) →
Spaghetti Squash planting calendar for New Mexico, Zone 5b
Average last spring frost
April 30
Average first fall frost
October 5
Start seeds indoors
Apr 9
Transplant outdoors
May 14
Projected first harvest
Aug 12
Spaghetti Squash is ready to harvest in about 90 days. Full zone 5 guide (both 5a and 5b) →
Spaghetti Squash planting calendar for New Mexico, Zone 6a
Average last spring frost
April 25
Average first fall frost
October 10
Start seeds indoors
Apr 4
Transplant outdoors
May 9
Projected first harvest
Aug 7
Spaghetti Squash is ready to harvest in about 90 days. Full zone 6 guide (both 6a and 6b) →
Spaghetti Squash planting calendar for New Mexico, Zone 6b
Average last spring frost
April 20
Average first fall frost
October 15
Start seeds indoors
Mar 30
Transplant outdoors
May 4
Projected first harvest
Aug 2
Spaghetti Squash is ready to harvest in about 90 days. Full zone 6 guide (both 6a and 6b) →
Spaghetti Squash planting calendar for New Mexico, Zone 7a
Average last spring frost
April 15
Average first fall frost
October 20
Start seeds indoors
Mar 25
Transplant outdoors
Apr 29
Projected first harvest
Jul 28
Spaghetti Squash is ready to harvest in about 90 days. Full zone 7 guide (both 7a and 7b) →
Spaghetti Squash planting calendar for New Mexico, Zone 7b
Average last spring frost
April 10
Average first fall frost
October 30
Start seeds indoors
Mar 20
Transplant outdoors
Apr 24
Projected first harvest
Jul 23
Spaghetti Squash is ready to harvest in about 90 days. Full zone 7 guide (both 7a and 7b) →
Spaghetti Squash planting calendar for New Mexico, Zone 8a
Average last spring frost
April 1
Average first fall frost
November 10
Start seeds indoors
Mar 11
Transplant outdoors
Apr 15
Projected first harvest
Jul 14
Spaghetti Squash is ready to harvest in about 90 days. Full zone 8 guide (both 8a and 8b) →
Spaghetti Squash planting calendar for New Mexico, Zone 8b
Average last spring frost
March 20
Average first fall frost
November 20
Start seeds indoors
Feb 27
Transplant outdoors
Apr 3
Projected first harvest
Jul 2
Spaghetti Squash 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 spaghetti squash in the HomeSown library. Tap any for its full grow guide.
Common problems with spaghetti squash
What to watch for, with identification and treatment for each
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