The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You should be able to determine when it's a good idea to plant chocolate daisy by using the USDA zone info for Tucson.

Planting Calendar for Chocolate Daisy

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

Chocolate Daisy do well in very little cold which tells us that you can plant them a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant chocolate daisy in Tucson 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 chocolate daisy and expect a good harvest is probably September. You probably don't want to wait any later than that or else your chocolate daisy may not have a chance to grow to maturity. Starting your chocolate daisy indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Tucson the average date of last frost happens on February 15. It might get as low as 25°F during the coldest months of winter.

It's important to remember that USDA zone info for Tucson is an average and the actual date of last frost will vary from year to year. Since half of the time in Tucson it frosts late in the year after February 15 be ready to protect your chocolate daisy in the event of one of those late frosts.

USDA Zone Info for Tucson

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 Tucson

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