When to Plant Bell Peppers in Maple Valley, WA

One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first chance to plant bell peppers in Maple Valley should be estimated by looking at the USDA zone info.


Planting Calendar for Bell Peppers

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

It's probably a bad idea to plant bell peppers until after the last frost has passed because they require warm weather.

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

The earliest that you can plant bell peppers in Maple Valley 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 bell peppers and expect a good harvest is probably August. You probably don't want to wait any later than that or else your bell peppers may not have a chance to really do well. If you are starting your bell peppers indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

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

Since the USDA zone info for Maple Valley is an average the actual date of last frost changes from year to year. Since half of the time in Maple Valley you get surprised by a frost after March 15 be ready to protect your bell peppers in the event of a late frost.

USDA Zone Info for Maple Valley

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 Maple Valley

You may be interested in your other planting guides for Maple Valley.