When to Plant Echinacea in Zone 1b

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

By referring to the USDA zone info for Zone 1b it's a good idea to figure out when it's a good idea to plant echinacea.


Planting Calendar for Echinacea

Frost tolerance for echinacea: Tolerant of a very small amount of frost.
When to plant: Up to 3 weeks before last frost.

Echinacea are barely cold tolerant which means that you can get them planted just a bit earlier than other plants that might not handle the cold.

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

The earliest that you can plant echinacea in Zone 1b is June. However, you really should wait until July if you don't want to take any chances.

The last month that you can plant echinacea and expect a good harvest is probably July. Any later than that and your echinacea may not have a chance to really do well. You can get started a couple of weeks earlier by starting your echinacea indoors.

Last Frost Date

The average date of last frost is June 15 in Zone 1b. You should expect an average low temperature of -55°F in the coldest months of winter.

Keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Zone 1b and it is different every year. Since half of the time in Zone 1b it frosts late in the year after June 15 be ready to cover your echinacea in the event of a surprise late frost.

USDA Zone Info for Zone 1b

Here is the info for USDA Zone 1b.

Average Date of Last Frost (spring)June 15
Average Date of First Frost (fall)July 15
Lowest Expected Low-55°F
Highest Expected Low-50°F

This means that on a really cold year, the coldest it will get is -55°F. On most years you should be prepared to experience lows near -50°F.

Plants to Grow in Zone 1b

You may be interested in your other planting guides for Zone 1b.