One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Palmdale you can estimate when it's the best time to plant canna by looking at the USDA zone info.

Planting Calendar for Canna

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

You should not plant canna until after the last frost because they require warm weather.

The earliest that you can plant canna in Palmdale 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. You probably don't want to wait any later than that or else your canna may not have a chance to fully mature. Starting your canna indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is March 15 in Palmdale. In the coldest months of winter you should expect an average low temperature of 15°F.

Since the USDA zone info for Palmdale is an average the actual date of last frost is different every year. Since half of the time in Palmdale there is a last frost after March 15 be ready to cover your canna in the event of one of those late frosts.

USDA Zone Info for Palmdale

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Palmdale

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