One of the first steps you take when you are determining 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 Forest Park you can figure out when it's the best time to plant snow-in summer by referring to the USDA zone info.

Planting Calendar for Snow-in Summer

Frost tolerance for snow-in summer:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

You can plant snow-in summer a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant snow-in summer in Forest Park is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant snow-in summer and expect a good harvest is probably September. If you wait any later than that and your snow-in summer may not have a chance to fully mature. Starting your snow-in summer indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Forest Park the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of -10°F.

Remember that USDA zone info for Forest Park is not always accurate and the actual date of last frost is different every year. Half of the time in Forest Park you get a frost after April 15 so make sure that you are prepared to protect your snow-in summer if you have one of those late frosts.

USDA Zone Info for Forest Park

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 Forest Park

You may be interested in your other planting guides for Forest Park.