Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The best time to plant salsify in Vermilion should be determined by using 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.

You can plant salsify slightly earlier in the year because they are barely cold tolerant.

The earliest that you can plant salsify in Vermilion 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 little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Vermilion. In the coldest months of winter you can expect an average low temperature of -10°F.

Since the USDA zone info for Vermilion is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Vermilion there is a last frost after April 15 so just be sure to be ready to protect your salsify if you have a surprise late frost.

USDA Zone Info for Vermilion

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Vermilion

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