The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first opportunity to plant cantaloupes in Diamond Bar can be figured out by reviewing the USDA zone info.

Planting Calendar for Cantaloupes

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

You should not plant cantaloupes until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant cantaloupes in Diamond Bar 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. If you wait any later than that and your cantaloupes may not have a chance to grow to maturity. You can get started a little bit earlier by starting your cantaloupes indoors.

Last Frost Date

The average date of last frost is January 31 in Diamond Bar. You can expect an average low temperature of 30°F in the coldest months of winter.

Since the USDA zone info for Diamond Bar is an average the actual date of last frost will vary from year to year. Since half of the time in Diamond Bar it frosts late in the year after January 31 be ready to protect your cantaloupes in the event of a late frost.

USDA Zone Info for Diamond Bar

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 Diamond Bar

You may be interested in your other planting guides for Diamond Bar.