The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By referring to the USDA zone info for Summit you will be able to estimate when it's possible to plant bells of ireland.

Planting Calendar for Bells of Ireland

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

Bells of Ireland do ok in moderate cold which means that you can start planting them slightly earlier than other plants that might not handle the cold.

The earliest that you can plant bells of ireland in Summit 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 bells of ireland and expect a good harvest is probably August. If you wait any later than that and your bells of ireland may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your bells of ireland indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Summit. It might get as low as -5°F during the coldest months of winter.

Remember that USDA zone info for Summit is not always accurate and the actual date of last frost changes from year to year. Half of the time in Summit there is a last frost after April 15 so be sure to be ready to protect your bells of ireland in the event of a surprise late frost.

USDA Zone Info for Summit

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 Summit

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