When can I plant Thunbergia in Hillview, KY

One of the first steps we take when we are figuring out our gardening schedule is find our USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for our area.

The USDA zone info for Hillview can be reviewed to estimate when you can plant thunbergia.


Planting Calendar for Thunbergia

Frost tolerance for thunbergia: Not tolerant of frost.
When you should plant them: After all chance of frost has passed.

It's a bad idea to plant thunbergia until after the last frost when the weather gets warmer because they are not cold tolerant.

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

The earliest that you can plant thunbergia in Hillview 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 thunbergia and expect a good harvest is probably August. You probably don't want to wait any later than that or else your thunbergia may not have a chance to really do well. If you are starting your thunbergia indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Hillview. It might get as low as -5°F during the coldest months of winter.

Since the USDA zone info for Hillview is an average our actual date of last frost will vary from year to year. Half of the time in Hillview it frosts late in the year after April 15 so just be sure to be ready to cover your thunbergia in the event of one of those late frosts.

USDA Zone Info for Hillview

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 Hillview

You may be interested in our other planting guides for Hillview.