One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can estimate when you can plant painted tongues in Merrill by reviewing the USDA zone info.

Planting Calendar for Painted Tongues

Frost tolerance for painted tongues:	Not tolerant of frost.
When to plant:	After the last frost.

Since painted tongues do not do well in cold weather you must wait until after the last frost has passed before you can plant them.

The earliest that you can plant painted tongues in Merrill is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant painted tongues and expect a good harvest is probably August. Any later than that and your painted tongues may not have a chance to fully mature. Starting your painted tongues indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on May 15 in Merrill. It might get as low as -30°F during the coldest months of winter.

Keep in mind that USDA zone info for Merrill may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Merrill you get a frost after May 15 be ready to cover your painted tongues if you have one of those late frosts.

USDA Zone Info for Merrill

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Merrill

You may be interested in your other planting guides for Merrill.