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

A way of making a decision about when it's a good idea to plant salsify is to consult the USDA zone info for Post Falls.

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 can survive in mild cold which tells us that you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant salsify in Post Falls 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. You probably don't want to wait any later than that or else your salsify may not have a chance to fully mature. 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 Post Falls. You should expect an average low temperature of -5°F in the coldest months of winter.

Always keep in mind that USDA zone info for Post Falls may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in Post Falls you get a frost after April 15 so be sure to be ready to cover your salsify in the event of one of those late frosts.

USDA Zone Info for Post Falls

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Post Falls

You may be interested in your other planting guides for Post Falls.