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.

The USDA zone info for Galena Park can be reffered to in order to estimate when you can plant osteospermum.

Planting Calendar for Osteospermum

Frost tolerance for osteospermum:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Since osteospermum do well in moderate cold you can plant them a little earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant osteospermum in Galena Park is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant osteospermum and expect a good harvest is probably October. Any later than that and your osteospermum may not have a chance to really do well. You can get started a couple of weeks earlier by starting your osteospermum indoors.

Last Frost Date

The average date of last frost is February 15 in Galena Park. It might get as low as 20°F during the coldest months of winter.

Keep in mind that USDA zone info for Galena Park may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in Galena Park you get a frost after February 15 be ready to cover your osteospermum if you have a surprise late frost.

USDA Zone Info for Galena Park

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Galena Park

You may be interested in your other planting guides for Galena Park.