One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first chance to plant skullcap in Opelika can be figured out by checking out the USDA zone info.

Planting Calendar for Skullcap

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

You can not plant skullcap until after the last frost because they are not cold tolerant.

The earliest that you can plant skullcap in Opelika 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 fully mature. If you are starting your skullcap indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on March 15 in Opelika. In the coldest months of winter you should expect an average low temperature of 10°F.

Always keep in mind that USDA zone info for Opelika may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Opelika last frost occurs after March 15 so just be sure to be ready to cover your skullcap if you have one of those late frosts.

USDA Zone Info for Opelika

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 Opelika

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