When can I plant Didiscus in Zone 3b

One of the first steps we take when we are determining our gardening schedule is find our USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for our area.

You can determine when you can plant didiscus in Zone 3b by referring to the USDA zone info.


Planting Calendar for Didiscus

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

Didiscus do ok in very little cold which means that you can plant them slightly earlier in the year 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 3b is April. However, you really should wait until May 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. You probably don't want to wait any later than that or else your didiscus may not have a chance to really do well. You can get started a few weeks earlier by starting your didiscus indoors.

Last Frost Date

In Zone 3b the average date of last frost happens on May 15. It might get as low as -35°F during the coldest months of winter.

Keep in mind that USDA zone info for Zone 3b is not always accurate and our actual date of last frost can change quite a bit from year to year. Half of the time in Zone 3b we get a frost after May 15 so make sure that you are ready to cover your didiscus in the event of a surprise late frost.

USDA Zone Info for Zone 3b

Here is the info for USDA Zone 3b.

Average Date of Last Frost (spring)May 15
Average Date of First Frost (fall)September 15
Lowest Expected Low-35°F
Highest Expected Low-30°F

This means that on a really cold year, the coldest it will get is -35°F. On most years you should be prepared to experience lows near -30°F.

Plants to Grow in Zone 3b

You may be interested in our other planting guides for Zone 3b.