When to Plant Sweet Peas in Molalla, OR

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.

You will be able to estimate when to plant sweet peas by checking out the USDA zone info for Molalla.


Planting Calendar for Sweet Peas

Frost tolerance for sweet peas: Tolerant of a very small amount of frost.
When to plant: Up to 3 weeks before last frost.

You can plant sweet peas just a tiny bit earlier in the year because they are one of those plants that can tolerate a tiny bit of cold weather.

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

The earliest that you can plant sweet peas in Molalla is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant sweet peas and expect a good harvest is probably August. If you wait any later than that and your sweet peas may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your sweet peas indoors.

Last Frost Date

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

Since the USDA zone info for Molalla is not always accurate the actual date of last frost changes from year to year. Half of the time in Molalla you get surprised by a frost after March 15 so make sure that you are prepared to cover your sweet peas in the event of a late frost.

USDA Zone Info for Molalla

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 Molalla

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