When to Plant Melons in Grimes, IA

Before planting it is a good idea to find your USDA Zone info to figure out 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.

The first opportunity to plant melons in Grimes should be figured out by checking out the USDA zone info.


Planting Calendar for Melons

Frost tolerance for melons: Not tolerant of frost.
When to plant: After the last frost when the weather gets warmer.

You should not plant melons until after the last frost has passed because they require warm weather.

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

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

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Grimes. In the coldest months of winter you can expect an average low temperature of -20°F.

Always keep in mind that USDA zone info for Grimes is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Grimes last frost occurs after April 15 so be sure to be ready to protect your melons if you have one of those late frosts.

USDA Zone Info for Grimes

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-20°F
Highest Expected Low-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Grimes

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