When to Plant Heuchera in Augusta, ME

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

The earliest that you can plant heuchera in Augusta should be figured out by referring to the USDA zone info.


Planting Calendar for Heuchera

Frost tolerance for heuchera: Tolerant of some frost.
When to plant: Up to 5 weeks before last frost.

Since heuchera do well in moderate cold you can plant them a little bit earlier in the year than other frost tender plants.

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

The earliest that you can plant heuchera in Augusta is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant heuchera and expect a good harvest is probably September. Any later than that and your heuchera may not have a chance to really do well. Starting your heuchera indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Augusta the average date of last frost happens on April 15. It might get as low as -20°F during the coldest months of winter.

Keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Augusta and it changes from year to year. Since half of the time in Augusta you get a frost after April 15 be ready to protect your heuchera if you have one of those late frosts.

USDA Zone Info for Augusta

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-20°F
Highest Expected Low-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Augusta

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