Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The best time to plant gypsophila in Urbana should be estimated by referring to 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 tend to make it in moderate cold which means that you can plant them just a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant gypsophila in Urbana 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. Starting your gypsophila indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Urbana. You can expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Urbana may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Urbana it frosts late in the year after April 15 be ready to protect your gypsophila if you have a late frost.

USDA Zone Info for Urbana

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°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 -5°F.

Plants to Grow in Urbana

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