When to Plant Cuphea in Bethel Park, PA

One of the first steps you take when you are determining 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 best time to plant cuphea in Bethel Park should be figured out by looking at the USDA zone info.


Planting Calendar for Cuphea

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

It's a bad idea to plant cuphea until after the last frost because they are not cold tolerant.

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

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

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Bethel Park. In the coldest months of winter you should expect an average low temperature of -5°F.

Remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Bethel Park and it is different every year. Half of the time in Bethel Park last frost occurs after April 15 so make sure that you are ready to protect your cuphea in the event of a surprise late frost.

USDA Zone Info for Bethel Park

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-5°F
Highest Expected Low0°F

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

Plants to Grow in Bethel Park

You may be interested in your other planting guides for Bethel Park.