When to Plant Monkey Flower in Scappoose, OR

One of the first steps you take when you are estimating 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.

It's a good idea to figure out when it's possible to plant monkey flower by looking at the USDA zone info for Scappoose.


Planting Calendar for Monkey Flower

Frost tolerance for monkey flower: Not tolerant of frost.
When to plant: After the last frost.

Since monkey flower do not do well in cold weather you must wait until after all chance of frost has passed before you can plant them.

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

The earliest that you can plant monkey flower in Scappoose 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 monkey flower and expect a good harvest is probably August. You probably don't want to wait any later than that or else your monkey flower may not have a chance to fully mature. You can get started a little bit earlier by starting your monkey flower indoors.

Last Frost Date

In Scappoose 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 Scappoose is not always accurate the actual date of last frost will vary from year to year. Since half of the time in Scappoose you get surprised by a frost after March 15 be ready to protect your monkey flower if you have a surprise late frost.

USDA Zone Info for Scappoose

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 Scappoose

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