When to Plant Tropical Hibiscus in Mount Carmel, PA

One of the first steps you take when you are making a decision about 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.

In Mount Carmel you can determine when it's a good idea to plant tropical hibiscus by reviewing the USDA zone info.


Planting Calendar for Tropical Hibiscus

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

Since tropical hibiscus are not cold tolerant you need to wait until after the last frost has passed before you can plant them.

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

The earliest that you can plant tropical hibiscus in Mount Carmel 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 tropical hibiscus and expect a good harvest is probably August. If you wait any later than that and your tropical hibiscus may not have a chance to really do well. You can get started a couple of weeks earlier by starting your tropical hibiscus indoors.

Last Frost Date

On average the last frost is on April 15 in Mount Carmel. In the coldest months of winter you should expect an average low temperature of -10°F.

Always keep in mind that USDA zone info for Mount Carmel may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Mount Carmel there is a last frost after April 15 be ready to protect your tropical hibiscus if you have a surprise late frost.

USDA Zone Info for Mount Carmel

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-10°F
Highest Expected Low-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Mount Carmel

You may be interested in your other planting guides for Mount Carmel.