When to Plant Trifolium in Lake Elmo, MN

One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The earliest that you can plant trifolium in Lake Elmo can be figured out by using the USDA zone info.

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Planting Calendar for Trifolium

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

Since trifolium do ok in moderate cold you can plant them just a tiny bit earlier in the year than plants that are more sensitive to the cold.

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

The earliest that you can plant trifolium in Lake Elmo 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 trifolium and expect a good harvest is probably August. Any later than that and your trifolium may not have a chance to grow to maturity. If you are starting your trifolium indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on May 15 in Lake Elmo. In the coldest months of winter you can expect an average low temperature of -25°F.

Since the USDA zone info for Lake Elmo is an average the actual date of last frost changes from year to year. Since half of the time in Lake Elmo there is a last frost after May 15 be ready to cover your trifolium in the event of a late frost.

USDA Zone Info for Lake Elmo

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)May 15
Average Date of First Frost (fall)September 15
Lowest Expected Low-25°F
Highest Expected Low-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Lake Elmo

You may be interested in your other planting guides for Lake Elmo.