When can I plant Dahlia in Hillview, KY

The USDA Zone info is a great tool for gardeners to help us estimate our gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for our area.

By using the USDA zone info for Hillview you should be able to determine when to plant dahlia.


Planting Calendar for Dahlia

Frost tolerance for dahlia: Not tolerant of frost.
When you should plant them: After the last frost.

Since dahlia are not cold tolerant you must wait until after the last frost has passed before you can plant them.

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

The earliest that you can plant dahlia 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 dahlia and expect a good harvest is probably August. If you wait any later than that and your dahlia may not have a chance to fully mature. You can get started a little bit earlier by starting your dahlia indoors.

Last Frost Date

In Hillview the average date of last frost happens on April 15. It might get as low as -5°F during the coldest months of winter.

Remember that our actual date of last frost is an average because it is based on the USDA zone info for Hillview and it will vary from year to year. Since half of the time in Hillview we get a frost after April 15 be ready to protect your dahlia 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.