When to Plant Monkey Flower in Darby, PA

The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. 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 monkey flower in Darby can be estimated by checking out the USDA zone info.


Planting Calendar for Monkey Flower

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

Monkey Flower are not cold tolerant which tells us that you must wait until it warms up after the last frost when the weather gets warmer 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 Darby 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. Any later than that and your monkey flower may not have a chance to fully mature. If you are starting your monkey flower indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Darby the average date of last frost happens on April 15. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Darby is an average the actual date of last frost will vary from year to year. Since half of the time in Darby you get surprised by a frost after April 15 be ready to cover your monkey flower in the event of a surprise late frost.

USDA Zone Info for Darby

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low0°F
Highest Expected Low5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Darby

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