When to Plant Peanut in Monmouth, OR

The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Monmouth should be reffered to in order to figure out when it's a good idea to plant peanut.


Planting Calendar for Peanut

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

You can not plant peanut until after the last frost because they do not do well in cold weather.

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

The earliest that you can plant peanut in Monmouth 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 peanut and expect a good harvest is probably August. If you wait any later than that and your peanut may not have a chance to grow to maturity. If you are starting your peanut indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Monmouth the average date of last frost happens on March 15. It might get as low as 15°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Monmouth is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Monmouth there is a last frost after March 15 so make sure that you are prepared to protect your peanut if you have a late frost.

USDA Zone Info for Monmouth

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 Monmouth

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