Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first opportunity to plant heliotrope in Cave Creek should be determined by checking out the USDA zone info.

Planting Calendar for Heliotrope

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

Since heliotrope do not do well in cold weather it is important to wait until after the last frost has passed before you can plant them.

The earliest that you can plant heliotrope in Cave Creek 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 heliotrope and expect a good harvest is probably September. If you wait any later than that and your heliotrope may not have a chance to really do well. You can get started a couple of weeks earlier by starting your heliotrope indoors.

Last Frost Date

On average all chance of frost has passed is on February 15 in Cave Creek. In the coldest months of winter you can expect an average low temperature of 25°F.

It's important to remember that USDA zone info for Cave Creek is just an average and the actual date of last frost changes from year to year. Since half of the time in Cave Creek you get surprised by a frost after February 15 be ready to cover your heliotrope if you have a surprise late frost.

USDA Zone Info for Cave Creek

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Cave Creek

You may be interested in your other planting guides for Cave Creek.