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.

It's a good idea to determine when you can plant evolvulus by checking out the USDA zone info for Pittsfield.

Planting Calendar for Evolvulus

Frost tolerance for evolvulus:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Evolvulus require warm weather which means that you really should wait until it warms up after all chance of frost has passed before you can plant them.

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

The last month that you can plant evolvulus and expect a good harvest is probably August. Any later than that and your evolvulus may not have a chance to grow to maturity. You can get started a little bit earlier by starting your evolvulus indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Pittsfield. You should expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Pittsfield is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Pittsfield you get a frost after April 15 so always be ready to protect your evolvulus if you have a surprise late frost.

USDA Zone Info for Pittsfield

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Pittsfield

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