When to Plant Salsify in Spring Valley, IL

One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Spring Valley can be read to determine when 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.

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

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant salsify
Possibly ok, but a risky time to plant salsify
Probably not a good time to plant salsify

The earliest that you can plant salsify in Spring Valley 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 grow to maturity. You can get started a few weeks earlier by starting your salsify indoors.

Last Frost Date

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

Since the USDA zone info for Spring Valley may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Spring Valley it frosts late in the year after April 15 be ready to protect your salsify in the event of a late frost.

USDA Zone Info for Spring Valley

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 Spring Valley

You may be interested in your other planting guides for Spring Valley.