The USDA Zone info is a great tool for gardeners to help us determine 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 Sierra Vista it's possible to determine when you can plant carnation.

Planting Calendar for Carnation

Frost tolerance for carnation:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

You can plant carnation a lot earlier in the year because they are one of those plants that can tolerate quite a bit of cold weather.

The earliest that you can plant carnation in Sierra Vista 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 carnation and expect a good harvest is probably September. If you wait any later than that and your carnation may not have a chance to really do well. Starting your carnation indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost is on March 15 in Sierra Vista. In the coldest months of winter you should expect an average low temperature of 15°F.

It's important to remember that USDA zone info for Sierra Vista is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Sierra Vista you get a frost after March 15 so always be ready to cover your carnation in the event of a late frost.

USDA Zone Info for Sierra Vista

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 Sierra Vista

You may be interested in your other planting guides for Sierra Vista.