One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Port Jervis you can estimate when it's a good idea to plant blue throatwort by looking at 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 when the weather gets warmer.

Blue Throatwort do not do well in cold weather which tells us that you need to wait until it warms up after all chance of frost has passed before you can plant them.

The earliest that you can plant blue throatwort in Port Jervis 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. If you wait any later than that and your blue throatwort may not have a chance to fully mature. Starting your blue throatwort indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Port Jervis. It might get as low as -10°F during the coldest months of winter.

Always keep in mind that USDA zone info for Port Jervis 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 Port Jervis last frost occurs after April 15 so be sure to be ready to protect your blue throatwort in the event of one of those late frosts.

USDA Zone Info for Port Jervis

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°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 -5°F.

Plants to Grow in Port Jervis

You may be interested in your other planting guides for Port Jervis.