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

A common way of making a decision about when it's possible to plant shallots is to check out the USDA zone info for Plover.

Planting Calendar for Shallots

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

Shallots do ok in a tiny bit of cold which tells us that you can plant them just a tiny bit earlier in the year than other frost tender plants.

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

Last Frost Date

The average date of last frost is May 15 in Plover. In the coldest months of winter you should expect an average low temperature of -25°F.

Since the USDA zone info for Plover is just an average the actual date of last frost is different every year. Since half of the time in Plover last frost occurs after May 15 be ready to protect your shallots if you have a late frost.

USDA Zone Info for Plover

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 Plover

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