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When to Plant Bells of Ireland in Columbus, IN

Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A common way of making a decision about when it's possible to plant bells of ireland is to use the USDA zone info for Columbus.


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 can survive in some cold which means that you can plant them a bit earlier in the year than more sensitive plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant bells of ireland
Possibly ok, but a risky time to plant bells of ireland
Probably not a good time to plant bells of ireland

The earliest that you can plant bells of ireland in Columbus 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 grow to maturity. If you are starting your bells of ireland indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost is on April 15 in Columbus. You can expect an average low temperature of -10°F in the coldest months of winter.

Remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Columbus and it will vary from year to year. Since half of the time in Columbus it frosts late in the year after April 15 be ready to protect your bells of ireland if you have one of those late frosts.

USDA Zone Info for Columbus

Here is the info for USDA Zone 6a.

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

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Columbus

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