The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. 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 xerianthemum in Westfield should be determined by referring to 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.

Since xerianthemum are one of those plants that can tolerate a tiny bit of cold weather you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant xerianthemum in Westfield 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. Any later than that and your xerianthemum may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your xerianthemum indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Westfield. It might get as low as -10°F during the coldest months of winter.

Since the USDA zone info for Westfield is an average the actual date of last frost changes from year to year. Since half of the time in Westfield you get surprised by a frost after April 15 be ready to cover your xerianthemum in the event of a late frost.

USDA Zone Info for Westfield

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 Westfield

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