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When to Plant Cantaloupe in California

Cantaloupe is a sweet, aromatic melon with salmon-colored flesh and a netted rind. It requires a long, warm growing season and is the quintessential summer fruit.

California spans USDA hardiness zones 10a, 10b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b (with planting data available), so planting dates vary by your location within the state. Click your zone below for the most accurate dates.

Find Your County

Click your county for exact Cantaloupe planting dates based on your local frost dates.

Cantaloupe Planting Calendar for California

Zone 10a ~364 day growing season · Full guide →

Last frost: January 1 · First frost: December 31 · 364 day season

Activity When Date Range
Transplant Outdoors January 15 Jan 15 – Jan 29
Harvest March 26 Mar 26 – Apr 30
Zone 10b ~364 day growing season · Full guide →

Last frost: January 1 · First frost: December 31 · 364 day season

Activity When Date Range
Transplant Outdoors January 15 Jan 15 – Jan 29
Harvest March 26 Mar 26 – Apr 30
Zone 5a ~166 day growing season · Full guide →

Last frost: April 25 · First frost: October 8 · 166 day season

Activity When Date Range
Transplant Outdoors May 16 May 16 – May 30
Harvest July 25 Jul 25 – Aug 29
Zone 5b ~178 day growing season · Full guide →

Last frost: April 18 · First frost: October 13 · 178 day season

Activity When Date Range
Transplant Outdoors May 9 May 9 – May 23
Harvest July 18 Jul 18 – Aug 22
Zone 6a ~193 day growing season · Full guide →

Last frost: April 10 · First frost: October 20 · 193 day season

Activity When Date Range
Transplant Outdoors May 1 May 1 – May 15
Harvest July 10 Jul 10 – Aug 14
Zone 6b ~205 day growing season · Full guide →

Last frost: April 3 · First frost: October 25 · 205 day season

Activity When Date Range
Transplant Outdoors April 24 Apr 24 – May 8
Harvest July 3 Jul 3 – Aug 7
Zone 7a ~221 day growing season · Full guide →

Last frost: March 25 · First frost: November 1 · 221 day season

Activity When Date Range
Transplant Outdoors April 15 Apr 15 – Apr 29
Harvest June 24 Jun 24 – Jul 29
Zone 7b ~235 day growing season · Full guide →

Last frost: March 18 · First frost: November 8 · 235 day season

Activity When Date Range
Transplant Outdoors April 8 Apr 8 – Apr 22
Harvest June 17 Jun 17 – Jul 22
Zone 8a ~255 day growing season · Full guide →

Last frost: March 8 · First frost: November 18 · 255 day season

Activity When Date Range
Transplant Outdoors March 29 Mar 29 – Apr 12
Harvest June 7 Jun 7 – Jul 12
Zone 8b ~276 day growing season · Full guide →

Last frost: February 25 · First frost: November 28 · 276 day season

Activity When Date Range
Transplant Outdoors March 18 Mar 18 – Apr 1
Harvest May 27 May 27 – Jul 1
Zone 9a ~303 day growing season · Full guide →

Last frost: February 10 · First frost: December 10 · 303 day season

Activity When Date Range
Transplant Outdoors February 24 Feb 24 – Mar 10
Harvest May 5 May 5 – Jun 9
Zone 9b ~329 day growing season · Full guide →

Last frost: January 25 · First frost: December 20 · 329 day season

Activity When Date Range
Transplant Outdoors February 8 Feb 8 – Feb 22
Harvest April 19 Apr 19 – May 24

Growing Tips for California

Start seeds indoors 3-4 weeks early or direct sow on warm mounds. Reduce watering as fruits ripen. Harvest when stem slips easily from the fruit with gentle pressure.

Frequently Asked Questions

When should I plant Cantaloupe in California?

Planting dates for Cantaloupe in California depend on your USDA zone. California spans zones 10a, 10b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b. Check the planting calendar above for your specific zone's frost dates and planting windows.

What zone is California for planting?

California contains USDA hardiness zones 10a, 10b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b. Your specific zone depends on your location within the state — northern and higher-elevation areas are in colder zones, while southern and coastal areas are warmer.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals, University Cooperative Extension planting guides. Last updated: April 2026.