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

It's possible to estimate when it's a good idea to plant skullcap by checking out the USDA zone info for Pottsville.

Planting Calendar for Skullcap

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

You should not plant skullcap until after all chance of frost has passed because they are not cold tolerant.

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

Last Frost Date

On average all chance of frost has passed is on April 15 in Pottsville. It might get as low as -5°F during the coldest months of winter.

Always keep in mind that USDA zone info for Pottsville may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Pottsville last frost occurs after April 15 be ready to protect your skullcap if you have one of those late frosts.

USDA Zone Info for Pottsville

Here is the info for USDA Zone 6b.

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

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

Plants to Grow in Pottsville

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