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 reviewing the USDA zone info for Imperial Beach it's possible to estimate when you can plant canna.

Planting Calendar for Canna

Frost tolerance for canna:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

It's not a good idea to plant canna until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant canna in Imperial Beach 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 canna and expect a good harvest is probably September. Any later than that and your canna may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your canna indoors.

Last Frost Date

On average the last frost is on January 31 in Imperial Beach. It might get as low as 35°F during the coldest months of winter.

It's important to remember that USDA zone info for Imperial Beach is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Imperial Beach last frost occurs after January 31 so just be sure to be ready to cover your canna in the event of one of those late frosts.

USDA Zone Info for Imperial Beach

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Imperial Beach

You may be interested in your other planting guides for Imperial Beach.