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

The first opportunity to plant gypsophila in Petal should be estimated by reviewing the USDA zone info.

Planting Calendar for Gypsophila

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

You can plant gypsophila just a bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant gypsophila in Petal 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 gypsophila and expect a good harvest is probably September. You probably don't want to wait any later than that or else your gypsophila may not have a chance to really do well. You can get started a couple of weeks earlier by starting your gypsophila indoors.

Last Frost Date

The average date of last frost is March 15 in Petal. In the coldest months of winter you can expect an average low temperature of 15°F.

Since the USDA zone info for Petal is not always accurate the actual date of last frost is different every year. Since half of the time in Petal you get surprised by a frost after March 15 be ready to cover your gypsophila in the event of a late frost.

USDA Zone Info for Petal

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 Petal

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