When to Plant Snow-in Summer in Glenpool, OK

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.

By looking at the USDA zone info for Glenpool it's possible to figure out when it's possible to plant snow-in summer.


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.

Snow-in Summer are one of those plants that can tolerate a little bit of cold weather which tells us that you can plant them a little bit earlier than more sensitive plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant snow-in summer
Possibly ok, but a risky time to plant snow-in summer
Probably not a good time to plant snow-in summer

The earliest that you can plant snow-in summer in Glenpool 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. Any later than that and your snow-in summer may not have a chance to fully mature. If you are starting your snow-in summer indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Glenpool. You should expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Glenpool may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Glenpool you get a frost after April 15 be ready to protect your snow-in summer if you have a surprise late frost.

USDA Zone Info for Glenpool

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low0°F
Highest Expected Low5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Glenpool

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