One of the best tools that you have as gardeners to help us estimate your gardening schedule is the 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 earliest that you can plant heuchera in Northampton 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.

Heuchera are moderately cold tolerant which tells us that you can start planting them earlier than plants that are more sensitive to the cold.

The earliest that you can plant heuchera in Northampton 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. You probably don't want to wait any later than that or else your heuchera may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your heuchera indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Northampton. You can expect an average low temperature of -5°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Northampton is just an average and the actual date of last frost will vary from year to year. Since half of the time in Northampton there is a last frost after April 15 be ready to protect your heuchera in the event of a late frost.

USDA Zone Info for Northampton

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 Low	0°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 Northampton

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