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.

In Hesperia you can estimate when you can plant cauliflower by referring to the USDA zone info.

Planting Calendar for Cauliflower

Frost tolerance for cauliflower:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Cauliflower do well in moderate cold which tells us that you can start planting them earlier than plants that are more sensitive to the cold.

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

Last Frost Date

The average date of last frost is March 15 in Hesperia. It might get as low as 15°F during the coldest months of winter.

Remember that USDA zone info for Hesperia is just an average and the actual date of last frost will vary from year to year. Since half of the time in Hesperia it frosts late in the year after March 15 be ready to protect your cauliflower in the event of one of those late frosts.

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.