One of the first steps you take when you are determining 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.

In Petersburg you can figure out when it's possible to plant english daisy by looking at the USDA zone info.

Planting Calendar for English Daisy

Frost tolerance for english daisy:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

English Daisy do well in moderate cold which tells us that you can plant them a little earlier in the year than other frost tender plants.

The earliest that you can plant english daisy 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 english daisy and expect a good harvest is probably September. If you wait any later than that and your english daisy may not have a chance to really do well. If you are starting your english daisy indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Petersburg. You can expect an average low temperature of 5°F in the coldest months of winter.

Since the USDA zone info for Petersburg is just an average the actual date of last frost changes from year to year. Since half of the time in Petersburg it frosts late in the year after April 15 be ready to cover your english daisy 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.