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.

In Harrison you can figure out when it's possible to plant basil by using the USDA zone info.

Planting Calendar for Basil

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

It's not a good idea to plant basil until after all chance of frost has passed because they require warm weather.

The earliest that you can plant basil in Harrison 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. If you wait any later than that and your basil may not have a chance to fully mature. You can get started a little bit earlier by starting your basil indoors.

Last Frost Date

On average the last frost is on April 15 in Harrison. You should expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Harrison is an average the actual date of last frost is different every year. Half of the time in Harrison it frosts late in the year after April 15 so be sure to be ready to cover your basil if you have a surprise late frost.

USDA Zone Info for Harrison

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Harrison

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