The USDA Zone info is a great tool for gardeners to help us figure out 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.

In Newton you can figure out when it's a good idea 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.

Since xerianthemum are barely cold tolerant you can plant them slightly earlier in the year than more sensitive plants.

The earliest that you can plant xerianthemum in Newton 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. If you wait any later than that and your xerianthemum may not have a chance to fully mature. You can get started a little bit earlier by starting your xerianthemum indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Newton. In the coldest months of winter you should expect an average low temperature of 5°F.

Since the USDA zone info for Newton is an average the actual date of last frost changes from year to year. Half of the time in Newton there is a last frost after April 15 so make sure that you are prepared to cover your xerianthemum if you have a surprise late frost.

USDA Zone Info for Newton

Here is the info for USDA Zone 7b.

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

Plants to Grow in Newton

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