The USDA Zone info is a great tool for gardeners to help us figure out 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 Rio Grande City it's a good idea to determine when to plant chocolate daisy.

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 ok in mild 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 Rio Grande City 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. You can get started a couple of weeks earlier by starting your chocolate daisy indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Rio Grande City. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Rio Grande City is just an average the actual date of last frost is different every year. Since half of the time in Rio Grande City you get surprised by a frost after February 15 be ready to cover your chocolate daisy if you have a surprise late frost.

USDA Zone Info for Rio Grande City

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 Rio Grande City

You may be interested in your other planting guides for Rio Grande City.