One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Johnstown you can estimate when it's a good idea to plant basil by checking out the USDA zone info.

Planting Calendar for Basil

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

It's a bad 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 Johnstown 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 grow to maturity. Starting your basil indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Johnstown. In the coldest months of winter you can expect an average low temperature of -20°F.

Just be sure to remember that USDA zone info for Johnstown is an average and the actual date of last frost is different every year. Half of the time in Johnstown it frosts late in the year after April 15 so just be sure to be ready to cover your basil in the event of one of those late frosts.

USDA Zone Info for Johnstown

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

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

Plants to Grow in Johnstown

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