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

In Belleville you can figure out when it's possible to plant xerianthemum by looking at the USDA zone info.

Planting Calendar for Xerianthemum

Frost tolerance for xerianthemum:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Xerianthemum do ok in moderate cold which means that you can start planting them slightly earlier than more sensitive plants.

The earliest that you can plant xerianthemum in Belleville is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant xerianthemum and expect a good harvest is probably August. You probably don't want to wait any later than that or else your xerianthemum may not have a chance to really do well. Starting your xerianthemum indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Belleville the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -5°F.

Remember that USDA zone info for Belleville is an average and the actual date of last frost changes from year to year. Since half of the time in Belleville it frosts late in the year after April 15 be ready to protect your xerianthemum if you have one of those late frosts.

USDA Zone Info for Belleville

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°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 0°F.

Plants to Grow in Belleville

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