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

In Carnegie you can determine when it's possible to plant blue lace flowers by using the USDA zone info.

Planting Calendar for Blue Lace Flowers

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

You can plant blue lace flowers just a tiny 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 blue lace flowers in Carnegie 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 blue lace flowers and expect a good harvest is probably August. Any later than that and your blue lace flowers may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your blue lace flowers indoors.

Last Frost Date

In Carnegie the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of -5°F.

Remember that the actual date of last frost is just an average because it is based on the USDA zone info for Carnegie and it is different every year. Since half of the time in Carnegie there is a last frost after April 15 be ready to cover your blue lace flowers in the event of a late frost.

USDA Zone Info for Carnegie

Here is the info for USDA Zone 6b.

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

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

Plants to Grow in Carnegie

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