When to Plant Peas in Mill Creek, WA

Before planting it is a good idea to find your USDA Zone info to estimate 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 peas in Mill Creek can be determined by checking out the USDA zone info.


Planting Calendar for Peas

Frost tolerance for peas: Very tolerant of frost.
When to plant: Up to 7 weeks before last frost.

Peas tend to make it in quite a bit of cold which tells us that you can plant them a lot earlier in the year than other frost tender plants.

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

The earliest that you can plant peas in Mill Creek 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 peas and expect a good harvest is probably September. If you wait any later than that and your peas may not have a chance to grow to maturity. Starting your peas indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Mill Creek. It might get as low as 15°F during the coldest months of winter.

Keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Mill Creek and it will vary from year to year. Half of the time in Mill Creek there is a last frost after March 15 so just be sure to be ready to cover your peas in the event of one of those late frosts.

USDA Zone Info for Mill Creek

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 Mill Creek

You may be interested in your other planting guides for Mill Creek.