When to Plant Melons in Federal Way, 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.

One way of estimating when to plant melons is to look at the USDA zone info for Federal Way.


Planting Calendar for Melons

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

Since melons require warm weather it is necessary to wait until after the last frost before you can plant them.

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 Federal Way 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. You probably don't want to wait any later than that or else your melons may not have a chance to fully mature. If you are starting your melons indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Federal Way the average date of last frost happens on March 15. You should expect an average low temperature of 15°F in the coldest months of winter.

Since the USDA zone info for Federal Way is just an average the actual date of last frost changes from year to year. Since half of the time in Federal Way last frost occurs after March 15 be ready to protect your melons if you have one of those late frosts.

USDA Zone Info for Federal Way

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)March 15
Average Date of First Frost (fall)November 15
Lowest Expected Low15°F
Highest Expected Low20°F

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

Plants to Grow in Federal Way

You may be interested in your other planting guides for Federal Way.