One of the best tools that you have as gardeners to help us figure out 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.

One way of getting a good idea when it's the best time to plant blue throatwort is to look at the USDA zone info for Cedar Park.

Planting Calendar for Blue Throatwort

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

You should not plant blue throatwort until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant blue throatwort in Cedar Park 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. You probably don't want to wait any later than that or else 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 little bit earlier.

Last Frost Date

The average date of last frost is March 15 in Cedar Park. It might get as low as 15°F during the coldest months of winter.

Always keep in mind that USDA zone info for Cedar Park may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in Cedar Park you get surprised by a frost after March 15 be ready to protect your blue throatwort in the event of a late frost.

USDA Zone Info for Cedar Park

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Cedar Park

You may be interested in your other planting guides for Cedar Park.