When can I plant Maltese Cross in Zone 3a

One of the first steps we take when we are estimating our gardening schedule is find our USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for our area.

You can estimate when you can plant maltese cross in Zone 3a by referring to the USDA zone info.


Planting Calendar for Maltese Cross

Frost tolerance for maltese cross: Tolerant of some frost.
When you should plant them: Up to 5 weeks before last frost.

Since maltese cross do well in moderate cold you can plant them just a bit earlier in the year than plants that are more sensitive to the cold.

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

The earliest that you can plant maltese cross in Zone 3a is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant maltese cross and expect a good harvest is probably August. Any later than that and your maltese cross may not have a chance to really do well. You can get started a few weeks earlier by starting your maltese cross indoors.

Last Frost Date

On average the last frost is on May 15 in Zone 3a. In the coldest months of winter we should expect an average low temperature of -40°F.

Keep in mind that USDA zone info for Zone 3a is just an average and our actual date of last frost changes from year to year. Since half of the time in Zone 3a we get surprised by a frost after May 15 be ready to protect your maltese cross in the event of one of those late frosts.

USDA Zone Info for Zone 3a

Here is the info for USDA Zone 3a.

Average Date of Last Frost (spring)May 15
Average Date of First Frost (fall)September 15
Lowest Expected Low-40°F
Highest Expected Low-35°F

This means that on a really cold year, the coldest it will get is -40°F. On most years you should be prepared to experience lows near -35°F.

Plants to Grow in Zone 3a

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