The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can figure out when it's the best time to plant salsify in Mokena by looking at the USDA zone info.

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 tend to make it in mild cold which means that you can plant them slightly earlier in the year than other frost tender plants.

The earliest that you can plant salsify in Mokena 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 salsify and expect a good harvest is probably August. If you wait any later than that and your salsify may not have a chance to fully mature. Starting your salsify indoors is a great way to get them started a few weeks earlier.

Last Frost Date

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

Remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Mokena and it is different every year. Since half of the time in Mokena you get surprised by a frost after April 15 be ready to protect your salsify if you have a surprise late frost.

USDA Zone Info for Mokena

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Mokena

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