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

You can estimate when you can plant watermelon in Hesperia by reviewing the USDA zone info.

Planting Calendar for Watermelon

Frost tolerance for watermelon:	Not tolerant of frost.
When to plant:	After the last frost.

It's not a good idea to plant watermelon until after all chance of frost has passed because they do not do well in cold weather.

The earliest that you can plant watermelon in Hesperia is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant watermelon and expect a good harvest is probably August. You probably don't want to wait any later than that or else your watermelon may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your watermelon indoors.

Last Frost Date

The average date of last frost is March 15 in Hesperia. You can expect an average low temperature of 15°F in the coldest months of winter.

Keep in mind that USDA zone info for Hesperia may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Hesperia there is a last frost after March 15 so make sure that you are ready to protect your watermelon if you have a surprise late frost.

USDA Zone Info for Hesperia

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Hesperia

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