One of the first steps you take when you are estimating 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 first opportunity to plant bells of ireland in Trussville can be figured out by reviewing the USDA zone info.

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.

Since bells of ireland are barely cold tolerant you can plant them slightly earlier in the year than other plants that might not handle the cold.

The earliest that you can plant bells of ireland in Trussville 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. You probably don't want to wait any later than that or else your bells of ireland may not have a chance to fully mature. You can get started a little bit earlier by starting your bells of ireland indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Trussville. In the coldest months of winter you can expect an average low temperature of 5°F.

Since the USDA zone info for Trussville is just an average the actual date of last frost is different every year. Since half of the time in Trussville you get surprised by a frost after April 15 be ready to cover your bells of ireland in the event of a late frost.

USDA Zone Info for Trussville

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°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 10°F.

Plants to Grow in Trussville

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