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.

The first opportunity to plant gloriosa daisy in Petersburg should be figured out by looking at the USDA zone info.

Planting Calendar for Gloriosa Daisy

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

Since gloriosa daisy do well in moderate cold you can plant them a little bit earlier in the year than other frost tender plants.

The earliest that you can plant gloriosa 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 gloriosa daisy and expect a good harvest is probably September. You probably don't want to wait any later than that or else your gloriosa daisy may not have a chance to really do well. Starting your gloriosa daisy 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 Petersburg. In the coldest months of winter you should expect an average low temperature of 5°F.

Just be sure to remember that the actual date of last frost is an average because it is based on the USDA zone info for Petersburg and it is different every year. Since half of the time in Petersburg last frost occurs after April 15 be ready to cover your gloriosa 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.