When to Plant Corn in Moses Lake, WA

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 chance to plant corn in Moses Lake should be determined by referring to the USDA zone info.


Planting Calendar for Corn

Frost tolerance for corn: Not tolerant of frost.
When to plant: After the last frost has passed.

It's a bad idea to plant corn until after the last frost because they are not cold tolerant.

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

The earliest that you can plant corn in Moses Lake 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 corn and expect a good harvest is probably August. You probably don't want to wait any later than that or else your corn may not have a chance to grow to maturity. You can get started a little bit earlier by starting your corn indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Moses Lake. It might get as low as -5°F during the coldest months of winter.

Since the USDA zone info for Moses Lake is not always accurate the actual date of last frost is different every year. Half of the time in Moses Lake you get surprised by a frost after April 15 so make sure that you are prepared to protect your corn if you have a surprise late frost.

USDA Zone Info for Moses Lake

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-5°F
Highest Expected Low0°F

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

Plants to Grow in Moses Lake

You may be interested in your other planting guides for Moses Lake.