When to Plant Hibiscus in Chambersburg, PA

One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. 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 Chambersburg should be reviewed to figure out when you can plant hibiscus.


Planting Calendar for Hibiscus

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

Since hibiscus require warm weather it is important to wait until after all chance of frost has passed before you can plant them.

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

The earliest that you can plant hibiscus in Chambersburg 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 hibiscus and expect a good harvest is probably August. Any later than that and your hibiscus may not have a chance to really do well. You can get started a little bit earlier by starting your hibiscus indoors.

Last Frost Date

In Chambersburg the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of -5°F.

Since the USDA zone info for Chambersburg is an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Chambersburg it frosts late in the year after April 15 be ready to protect your hibiscus in the event of one of those late frosts.

USDA Zone Info for Chambersburg

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 Chambersburg

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