The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By reviewing the USDA zone info for Lake Elmo it's a good idea to determine when it's a good idea to plant twinspur.

Planting Calendar for Twinspur

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

You can plant twinspur a bit earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

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

Last Frost Date

In Lake Elmo the average date of last frost happens on May 15. It might get as low as -25°F during the coldest months of winter.

Since the USDA zone info for Lake Elmo may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Lake Elmo there is a last frost after May 15 be ready to protect your twinspur 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.