When to Plant Didiscus in Zone 2a

Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The best time to plant didiscus in Zone 2a should be determined by using the USDA zone info.


Planting Calendar for Didiscus

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

Didiscus do ok in moderate cold which tells us that you can start planting them slightly earlier than other frost tender plants.

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

The earliest that you can plant didiscus in Zone 2a 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 didiscus and expect a good harvest is probably August. Any later than that and your didiscus may not have a chance to grow to maturity. If you are starting your didiscus indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Zone 2a the average date of last frost happens on May 15. It might get as low as -50°F during the coldest months of winter.

Keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Zone 2a and it changes from year to year. Since half of the time in Zone 2a you get surprised by a frost after May 15 be ready to cover your didiscus in the event of a surprise late frost.

USDA Zone Info for Zone 2a

Here is the info for USDA Zone 2a.

Average Date of Last Frost (spring)May 15
Average Date of First Frost (fall)August 15
Lowest Expected Low-50°F
Highest Expected Low-45°F

This means that on a really cold year, the coldest it will get is -50°F. On most years you should be prepared to experience lows near -45°F.

Plants to Grow in Zone 2a

You may be interested in your other planting guides for Zone 2a.