One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's possible to determine when it's a good idea to plant cantaloupes by reviewing the USDA zone info for Walnut.

Planting Calendar for Cantaloupes

Frost tolerance for cantaloupes:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since cantaloupes do not do well in cold weather it is important to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant cantaloupes in Walnut is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant cantaloupes and expect a good harvest is probably September. You probably don't want to wait any later than that or else your cantaloupes may not have a chance to fully mature. Starting your cantaloupes indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Walnut the average date of last frost happens on January 31. It might get as low as 30°F during the coldest months of winter.

Since the USDA zone info for Walnut may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Walnut there is a last frost after January 31 be ready to cover your cantaloupes in the event of a surprise late frost.

USDA Zone Info for Walnut

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Walnut

You may be interested in your other planting guides for Walnut.