One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Richfield can be read to figure out when 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.

Sweetscented Bedstraw do ok in moderate cold which means that you can plant them slightly earlier than other frost tender plants.

The earliest that you can plant sweetscented bedstraw in Richfield 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. Any later than that and your sweetscented bedstraw may not have a chance to fully mature. Starting your sweetscented bedstraw indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Richfield. In the coldest months of winter you can expect an average low temperature of -10°F.

Always keep in mind that USDA zone info for Richfield is an average and the actual date of last frost changes from year to year. Since half of the time in Richfield last frost occurs after April 15 be ready to protect your sweetscented bedstraw if you have one of those late frosts.

USDA Zone Info for Richfield

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 Richfield

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