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 New Castle it's possible to estimate when you can 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 start planting them slightly earlier than plants that are more sensitive to the cold.

The earliest that you can plant sweetscented bedstraw in New Castle 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 fully mature. Starting your sweetscented bedstraw indoors is a great way to get them started a little bit earlier.

Last Frost Date

In New Castle the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of 0°F.

It's important to remember that USDA zone info for New Castle is an average and the actual date of last frost is different every year. Half of the time in New Castle last frost occurs after April 15 so always be ready to cover your sweetscented bedstraw in the event of one of those late frosts.

USDA Zone Info for New Castle

Here is the info for USDA Zone 7a.

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

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

Plants to Grow in New Castle

You may be interested in your other planting guides for New Castle.