One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can determine when to plant swan river daisy in San Antonio by referring to the USDA zone info.

Planting Calendar for Swan River Daisy

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

Swan River Daisy are not cold tolerant which tells us that you must wait until it warms up after the last frost before you can plant them.

The earliest that you can plant swan river daisy in San Antonio is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant swan river daisy and expect a good harvest is probably August. Any later than that and your swan river daisy may not have a chance to fully mature. Starting your swan river daisy indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is March 15 in San Antonio. In the coldest months of winter you should expect an average low temperature of 15°F.

Keep in mind that USDA zone info for San Antonio may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in San Antonio you get a frost after March 15 so make sure that you are prepared to cover your swan river daisy in the event of a late frost.

USDA Zone Info for San Antonio

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 San Antonio

You may be interested in your other planting guides for San Antonio.