When to Plant Bachelor Buttons in Zone 1a

One of the first steps you take when you are determining your gardening schedule is find your 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 USDA zone info for Zone 1a can be used to figure out when you can plant bachelor buttons.


Planting Calendar for Bachelor Buttons

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

Bachelor Buttons do well in moderate cold which means that you can plant them a little earlier in the year than other plants that might not handle the cold.

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

The earliest that you can plant bachelor buttons in Zone 1a is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant bachelor buttons and expect a good harvest is probably July. You probably don't want to wait any later than that or else your bachelor buttons may not have a chance to fully mature. Starting your bachelor buttons indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Zone 1a the average date of last frost happens on June 15. You should expect an average low temperature of -60°F in the coldest months of winter.

Keep in mind that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Zone 1a and it changes from year to year. Since half of the time in Zone 1a last frost occurs after June 15 be ready to protect your bachelor buttons in the event of a late frost.

USDA Zone Info for Zone 1a

Here is the info for USDA Zone 1a.

Average Date of Last Frost (spring)June 15
Average Date of First Frost (fall)July 15
Lowest Expected Low-60°F
Highest Expected Low-55°F

This means that on a really cold year, the coldest it will get is -60°F. On most years you should be prepared to experience lows near -55°F.

Plants to Grow in Zone 1a

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