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.

By checking out the USDA zone info for Plover it's a good idea to figure out when it's the best time to plant salsify.

Planting Calendar for Salsify

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

Salsify do ok in moderate cold which means that you can plant them slightly earlier than other frost tender plants.

The earliest that you can plant salsify 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 salsify and expect a good harvest is probably August. Any later than that and your salsify may not have a chance to fully mature. If you are starting your salsify indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

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

Just be sure to remember that USDA zone info for Plover may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Plover you get a frost after May 15 so make sure that you are ready to cover your salsify in the event of 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.