When can I plant Mecardonia in Zone 3b

One of the first steps we take when we are getting a good idea 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.

One way of making a decision about when you can plant mecardonia is to use the USDA zone info for Zone 3b.


Planting Calendar for Mecardonia

Frost tolerance for mecardonia: Not tolerant of frost.
When you should plant them: After the last frost.

Mecardonia are not cold tolerant which tells us that you have to wait until it warms up after the last frost has passed before you can plant them.

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

The earliest that you can plant mecardonia in Zone 3b 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 mecardonia and expect a good harvest is probably August. Any later than that and your mecardonia may not have a chance to fully mature. Starting your mecardonia indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Zone 3b the average date of last frost happens on May 15. We should expect an average low temperature of -35°F in the coldest months of winter.

Remember that our actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Zone 3b and it will vary from year to year. Since half of the time in Zone 3b last frost occurs after May 15 be ready to cover your mecardonia 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.