frostdate name logo in white
frostdate name logo in white

When to Plant Snapdragons in International Falls, MN

Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's possible to determine when it's possible to plant snapdragons by checking out the USDA zone info for International Falls.


Planting Calendar for Snapdragons

Frost tolerance for snapdragons: Tolerant of some frost.
When to plant: Up to 5 weeks before last frost.

Snapdragons do well in moderate cold which means that you can start planting them earlier than other plants that might not handle the cold.

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

The earliest that you can plant snapdragons in International Falls 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 snapdragons and expect a good harvest is probably August. Any later than that and your snapdragons may not have a chance to really do well. If you are starting your snapdragons indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on May 15 in International Falls. In the coldest months of winter you should expect an average low temperature of -40°F.

Just be sure to remember that USDA zone info for International Falls is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in International Falls there is a last frost after May 15 so always be ready to protect your snapdragons in the event of a late frost.

USDA Zone Info for International Falls

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 International Falls

You may be interested in your other planting guides for International Falls.