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When to Plant Lavender Cotton in International Falls, MN

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

You will be able to estimate when you can plant lavender cotton by reviewing the USDA zone info for International Falls.


Planting Calendar for Lavender Cotton

Frost tolerance for lavender cotton: Very tolerant of frost.
When to plant: Up to 7 weeks before last frost.

Lavender Cotton can survive in a bit of cold which tells us that you can plant them earlier in the year than other plants that might not handle the cold.

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

The earliest that you can plant lavender cotton 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 lavender cotton and expect a good harvest is probably August. Any later than that and your lavender cotton may not have a chance to grow to maturity. You can get started a little bit earlier by starting your lavender cotton indoors.

Last Frost Date

In International Falls the average date of last frost happens on May 15. It might get as low as -40°F during the coldest months of winter.

Always keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for International Falls and it will vary from year to year. Since half of the time in International Falls it frosts late in the year after May 15 be ready to cover your lavender cotton if you have one of those late frosts.

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.