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

In Pacific Grove you can figure out when it's possible to plant blue throatwort by using the USDA zone info.

Planting Calendar for Blue Throatwort

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

Since blue throatwort require warm weather it's necessary to wait until after the last frost before you can plant them.

The earliest that you can plant blue throatwort in Pacific Grove is February. However, you really should wait until March 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 September. You probably don't want to wait any later than that or else your blue throatwort may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your blue throatwort indoors.

Last Frost Date

On average the last frost is on January 31 in Pacific Grove. It might get as low as 30°F during the coldest months of winter.

Always keep in mind that USDA zone info for Pacific Grove is just an average and the actual date of last frost is different every year. Since half of the time in Pacific Grove you get surprised by a frost after January 31 be ready to protect your blue throatwort in the event of a surprise late frost.

USDA Zone Info for Pacific Grove

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Pacific Grove

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