Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The earliest that you can plant basil in Prescott should be determined by looking at the USDA zone info.

Planting Calendar for Basil

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

It's probably a bad idea to plant basil until after the last frost because they do not do well in cold weather.

The earliest that you can plant basil in Prescott 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 basil and expect a good harvest is probably August. You probably don't want to wait any later than that or else your basil may not have a chance to really do well. Starting your basil indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Prescott. It might get as low as 10°F during the coldest months of winter.

Since the USDA zone info for Prescott is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Prescott you get surprised by a frost after March 15 so always be ready to cover your basil in the event of one of those late frosts.

USDA Zone Info for Prescott

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Prescott

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