When to Plant Scaevola in Clairton, PA

The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Clairton can be read to determine when to plant scaevola.


Planting Calendar for Scaevola

Frost tolerance for scaevola: Not tolerant of frost.
When to plant: After the last frost when the weather gets warmer.

It's a bad idea to plant scaevola until after the last frost because they do not do well in cold weather.

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

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

Last Frost Date

The average date of last frost is April 15 in Clairton. You should expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Clairton is an average the actual date of last frost is different every year. Since half of the time in Clairton last frost occurs after April 15 be ready to protect your scaevola if you have a surprise late frost.

USDA Zone Info for Clairton

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 Clairton

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