The USDA Zone info is a great tool for gardeners to help us estimate 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.

By using the USDA zone info for Highland it's a good idea to figure out when it's a good idea to plant sweetscented bedstraw.

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.

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

The earliest that you can plant sweetscented bedstraw in Highland 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

On average all chance of frost has passed is on April 15 in Highland. In the coldest months of winter you can expect an average low temperature of -15°F.

Since the USDA zone info for Highland is an average the actual date of last frost changes from year to year. Since half of the time in Highland it frosts late in the year after April 15 be ready to cover your sweetscented bedstraw if you have one of those late frosts.

USDA Zone Info for Highland

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 Highland

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