When to Plant Squash in Monroe, MI

Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A way of getting a good idea when it's the best time to plant squash is to use the USDA zone info for Monroe.


Planting Calendar for Squash

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

Since squash require warm weather it's important to wait until after all chance of frost has passed before you can plant them.

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

The earliest that you can plant squash in Monroe 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 squash and expect a good harvest is probably August. Any later than that and your squash may not have a chance to fully mature. Starting your squash indoors is a great way to get them started a little bit earlier.

Last Frost Date

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

Since the USDA zone info for Monroe is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Monroe last frost occurs after April 15 so make sure that you are ready to protect your squash in the event of a surprise late frost.

USDA Zone Info for Monroe

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 Monroe

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