When to Plant Chrysanthemum in Zone 1a

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

A common way of figuring out when it's a good idea to plant chrysanthemum is to look at the USDA zone info for Zone 1a.


Planting Calendar for Chrysanthemum

Frost tolerance for chrysanthemum: Not tolerant of frost.
When to plant: After the last frost.

Chrysanthemum are not cold tolerant which means that it's necessary to wait until it warms up after the last frost has passed before you can plant them.

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

The earliest that you can plant chrysanthemum in Zone 1a 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 chrysanthemum and expect a good harvest is probably July. You probably don't want to wait any later than that or else your chrysanthemum may not have a chance to really do well. Starting your chrysanthemum indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average all chance of frost has passed is on June 15 in Zone 1a. In the coldest months of winter you can expect an average low temperature of -60°F.

Since the USDA zone info for Zone 1a is not always accurate the actual date of last frost changes from year to year. Half of the time in Zone 1a you get a frost after June 15 so just be sure to be ready to protect your chrysanthemum if you have one of those late frosts.

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.