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.

You should be able to figure out when it's the best time to plant sweetscented bedstraw by referring to the USDA zone info for Carol Stream.

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 a bit earlier in the year because they are one of those plants that can tolerate a tiny bit of cold weather.

The earliest that you can plant sweetscented bedstraw in Carol Stream 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. If you wait any later than that and your sweetscented bedstraw may not have a chance to grow to maturity. Starting your sweetscented bedstraw indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Carol Stream. In the coldest months of winter you should expect an average low temperature of -15°F.

Remember that USDA zone info for Carol Stream is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Carol Stream you get surprised by a frost after April 15 so make sure that you are prepared to cover your sweetscented bedstraw in the event of a late frost.

USDA Zone Info for Carol Stream

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 Carol Stream

You may be interested in your other planting guides for Carol Stream.