One of the best tools that you have as gardeners to help us figure out 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 first chance to plant regal geranium in Palmdale can be determined by checking out the USDA zone info.

Planting Calendar for Regal Geranium

Frost tolerance for regal geranium:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

You can plant regal geranium a bit earlier in the year because they are barely cold tolerant.

The earliest that you can plant regal geranium in Palmdale 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 regal geranium and expect a good harvest is probably August. You probably don't want to wait any later than that or else your regal geranium may not have a chance to really do well. You can get started a few weeks earlier by starting your regal geranium indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Palmdale. In the coldest months of winter you should expect an average low temperature of 15°F.

Just be sure to remember that USDA zone info for Palmdale is not always accurate and the actual date of last frost is different every year. Since half of the time in Palmdale you get a frost after March 15 be ready to cover your regal geranium if you have 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.