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 you can plant red hot pokers by checking out the USDA zone info for Petersburg.

Planting Calendar for Red Hot Pokers

Frost tolerance for red hot pokers:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

You can plant red hot pokers much earlier in the year because they are one of those plants that can tolerate quite a bit of cold weather.

The earliest that you can plant red hot pokers in Petersburg 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 red hot pokers and expect a good harvest is probably September. If you wait any later than that and your red hot pokers may not have a chance to really do well. You can get started a few weeks earlier by starting your red hot pokers indoors.

Last Frost Date

In Petersburg the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of 5°F.

Since the USDA zone info for Petersburg is just an average the actual date of last frost is different every year. Half of the time in Petersburg you get surprised by a frost after April 15 so always be ready to protect your red hot pokers 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.