Before planting it is a good idea to find your USDA Zone info to estimate 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 estimating when it's the best time to plant sweetscented bedstraw is to consult the USDA zone info for Blackfoot.

Planting Calendar for Sweetscented Bedstraw

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

Sweetscented Bedstraw are one of those plants that can tolerate a tiny bit of cold weather which tells us that you can start planting them slightly earlier than plants that are more sensitive to the cold.

The earliest that you can plant sweetscented bedstraw in Blackfoot 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 sweetscented bedstraw and expect a good harvest is probably August. You probably don't want to wait any later than that or else your sweetscented bedstraw may not have a chance to fully mature. If you are starting your sweetscented bedstraw indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

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

Since the USDA zone info for Blackfoot is just an average the actual date of last frost is different every year. Half of the time in Blackfoot you get a frost after April 15 so be sure to be ready to protect your sweetscented bedstraw if you have a late frost.

USDA Zone Info for Blackfoot

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 Blackfoot

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