Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first chance to plant nolana in Merrill should be estimated by using the USDA zone info.

Planting Calendar for Nolana

Frost tolerance for nolana:	Not tolerant of frost.
When to plant:	After the last frost has passed.

You really shouldn't plant nolana until after the last frost because they do not do well in cold weather.

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

Last Frost Date

On average the last frost is on May 15 in Merrill. In the coldest months of winter you should expect an average low temperature of -30°F.

Remember that USDA zone info for Merrill is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Merrill last frost occurs after May 15 be ready to cover your nolana in the event of a surprise late frost.

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.