One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can estimate when it's a good idea to plant painted tongues in Petersburg by checking out the USDA zone info.

Planting Calendar for Painted Tongues

Frost tolerance for painted tongues:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

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

The earliest that you can plant painted tongues in Petersburg 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 painted tongues and expect a good harvest is probably August. Any later than that and your painted tongues may not have a chance to grow to maturity. You can get started a little bit earlier by starting your painted tongues indoors.

Last Frost Date

The average date of last frost is April 15 in Petersburg. It might get as low as 5°F during the coldest months of winter.

It's important to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Petersburg and it is different every year. Half of the time in Petersburg it frosts late in the year after April 15 so just be sure to be ready to protect your painted tongues in the event of a surprise late frost.

USDA Zone Info for Petersburg

Here is the info for USDA Zone 7b.

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

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Petersburg

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