One of the best tools that you have as gardeners to help us determine your gardening schedule is the 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.

The first chance to plant gypsophila in Smithfield should be figured out by using 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.

Gypsophila are one of those plants that can tolerate a little bit of cold weather which tells us that you can start planting them earlier than more sensitive plants.

The earliest that you can plant gypsophila in Smithfield 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. Any later than that and your gypsophila may not have a chance to really do well. Starting your gypsophila indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Smithfield the average date of last frost happens on March 15. In the coldest months of winter you can expect an average low temperature of 10°F.

Since the USDA zone info for Smithfield may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Smithfield last frost occurs after March 15 be ready to cover your gypsophila in the event of a late frost.

USDA Zone Info for Smithfield

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Smithfield

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