One of the best tools that you have as gardeners to help us determine your gardening schedule is the 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.

The USDA zone info for South Lake Tahoe can be used to figure out when you can plant canna.

Planting Calendar for Canna

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

Since canna do not do well in cold weather it is important to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant canna in South Lake Tahoe is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant canna and expect a good harvest is probably August. Any later than that and your canna may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your canna indoors.

Last Frost Date

The average date of last frost is April 15 in South Lake Tahoe. It might get as low as -5°F during the coldest months of winter.

Since the USDA zone info for South Lake Tahoe is not always accurate the actual date of last frost is different every year. Half of the time in South Lake Tahoe you get a frost after April 15 so be sure to be ready to protect your canna if you have one of those late frosts.

USDA Zone Info for South Lake Tahoe

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°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 0°F.

Plants to Grow in South Lake Tahoe

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