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.

One way of getting a good idea when it's possible to plant bells of ireland is to check out the USDA zone info for Alvin.

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 do ok in moderate cold 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 Alvin is February. However, you really should wait until March 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 September. You probably don't want to wait any later than that or else 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

The average date of last frost is February 15 in Alvin. It might get as low as 20°F during the coldest months of winter.

Since the USDA zone info for Alvin may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Alvin you get a frost after February 15 be ready to cover your bells of ireland in the event of a late frost.

USDA Zone Info for Alvin

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Alvin

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