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.

The USDA zone info for Folcroft should be looked at to figure out when it's possible to plant blue throatwort.

Planting Calendar for Blue Throatwort

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

Blue Throatwort require warm weather which tells us that it is important to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant blue throatwort in Folcroft 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 blue throatwort and expect a good harvest is probably August. Any later than that and your blue throatwort may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your blue throatwort indoors.

Last Frost Date

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

Always keep in mind that USDA zone info for Folcroft is not always accurate and the actual date of last frost is different every year. Since half of the time in Folcroft you get a frost after April 15 be ready to protect your blue throatwort in the event of one of those late frosts.

USDA Zone Info for Folcroft

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 Folcroft

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