When can I plant Stoneseed in Zone 1a

Before planting it is a good idea to find our USDA Zone info to figure out our garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for our area.

In Zone 1a you can determine when to plant stoneseed by looking at the USDA zone info.


Planting Calendar for Stoneseed

Frost tolerance for stoneseed: Not tolerant of frost.
When you should plant them: After the last frost when the weather gets warmer.

Stoneseed do not do well in cold weather which means that it's necessary to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

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

The earliest that you can plant stoneseed 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 stoneseed and expect a good harvest is probably July. If you wait any later than that and your stoneseed may not have a chance to grow to maturity. If you are starting your stoneseed indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

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

It's important to remember that USDA zone info for Zone 1a may not be accurate from year to year and our actual date of last frost is different every year. Half of the time in Zone 1a it frosts late in the year after June 15 so be sure to be ready to cover your stoneseed in the event of a surprise 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 our other planting guides for Zone 1a.