One of the best tools that you have as gardeners to help us estimate 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 USDA zone info for Sullivan City can be reviewed to determine when it's possible to plant gypsophila.

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 a little earlier in the year because they do well in moderate cold.

The earliest that you can plant gypsophila in Sullivan City is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant gypsophila and expect a good harvest is probably October. You probably don't want to wait any later than that or else your gypsophila may not have a chance to grow to maturity. If you are starting your gypsophila indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Sullivan City the average date of last frost happens on February 15. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Sullivan City is an average the actual date of last frost will vary from year to year. Since half of the time in Sullivan City last frost occurs after February 15 be ready to cover your gypsophila in the event of one of those late frosts.

USDA Zone Info for Sullivan City

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Sullivan City

You may be interested in your other planting guides for Sullivan City.