Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You should be able to estimate when to plant blue throatwort by referring to the USDA zone info for Pleasant Grove.

Planting Calendar for Blue Throatwort

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

Blue Throatwort do not do well in cold weather which means that you need to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant blue throatwort in Pleasant Grove 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 fully mature. You can get started a couple of weeks earlier by starting your blue throatwort indoors.

Last Frost Date

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

Keep in mind that USDA zone info for Pleasant Grove is just an average and the actual date of last frost will vary from year to year. Half of the time in Pleasant Grove you get surprised by a frost after March 15 so just be sure to be ready to protect your blue throatwort if you have a surprise late frost.

USDA Zone Info for Pleasant Grove

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 Pleasant Grove

You may be interested in your other planting guides for Pleasant Grove.