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When to Plant Blue Lace Flowers in Grand Rapids, MN

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

You can estimate when it's the best time to plant blue lace flowers in Grand Rapids by referring to the USDA zone info.


Planting Calendar for Blue Lace Flowers

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

Blue Lace Flowers are one of those plants that can tolerate a tiny bit of cold weather which means that you can plant them slightly earlier than other frost tender plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant blue lace flowers
Possibly ok, but a risky time to plant blue lace flowers
Probably not a good time to plant blue lace flowers

The earliest that you can plant blue lace flowers in Grand Rapids 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 blue lace flowers and expect a good harvest is probably August. You probably don't want to wait any later than that or else your blue lace flowers may not have a chance to really do well. If you are starting your blue lace flowers indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on May 15 in Grand Rapids. It might get as low as -35°F during the coldest months of winter.

Remember that USDA zone info for Grand Rapids is an average and the actual date of last frost is different every year. Half of the time in Grand Rapids there is a last frost after May 15 so just be sure to be ready to protect your blue lace flowers if you have one of those late frosts.

USDA Zone Info for Grand Rapids

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 Grand Rapids

You may be interested in your other planting guides for Grand Rapids.