When to Plant Xerianthemum in Franklin, MA

The USDA Zone info is a great tool for gardeners to help us estimate 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 best time to plant xerianthemum in Franklin should be figured out 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 get them planted just a bit earlier than other frost tender plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant xerianthemum
Possibly ok, but a risky time to plant xerianthemum
Probably not a good time to plant xerianthemum

The earliest that you can plant xerianthemum in Franklin 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 really do well. You can get started a few weeks earlier by starting your xerianthemum indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Franklin. You should expect an average low temperature of -10°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Franklin is an average and the actual date of last frost is different every year. Half of the time in Franklin last frost occurs after April 15 so just be sure to be ready to cover your xerianthemum if you have a surprise late frost.

USDA Zone Info for Franklin

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 Franklin

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