When to Plant Bells of Ireland in Lake Forest, CA

One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By using the USDA zone info for Lake Forest you should be able to determine when it's a good idea 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 tells us that you can get them planted just a bit earlier than plants that are more sensitive to the cold.

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 Lake Forest 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. 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

In Lake Forest the average date of last frost happens on January 31. You should expect an average low temperature of 30°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Lake Forest is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Lake Forest you get surprised by a frost after January 31 be ready to protect your bells of ireland if you have a surprise late frost.

USDA Zone Info for Lake Forest

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)January 31
Average Date of First Frost (fall)December 15
Lowest Expected Low30°F
Highest Expected Low35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Lake Forest

You may be interested in your other planting guides for Lake Forest.