One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In West Springfield you can determine when it's possible to plant four o' clock by referring to the USDA zone info.

Planting Calendar for Four O' Clock

Frost tolerance for four o' clock:	Not tolerant of frost.
When to plant:	After the last frost.

Four O' Clock do not do well in cold weather which means that you must wait until it warms up after the last frost before you can plant them.

The earliest that you can plant four o' clock in West Springfield 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 four o' clock and expect a good harvest is probably August. You probably don't want to wait any later than that or else your four o' clock may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your four o' clock indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in West Springfield. It might get as low as -10°F during the coldest months of winter.

Remember that the actual date of last frost is just an average because it is based on the USDA zone info for West Springfield and it changes from year to year. Half of the time in West Springfield you get a frost after April 15 so always be ready to protect your four o' clock if you have a surprise late frost.

USDA Zone Info for West Springfield

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 West Springfield

You may be interested in your other planting guides for West Springfield.