The USDA Zone info is a great tool for gardeners to help us estimate 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.

A way of getting a good idea when it's a good idea to plant swan river daisy is to check out the USDA zone info for Brenham.

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.

Since swan river daisy require warm weather you really should wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant swan river daisy in Brenham is March. However, you really should wait until April 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 September. If you wait any later than that and your swan river daisy may not have a chance to fully mature. You can get started a few weeks earlier by starting your swan river daisy indoors.

Last Frost Date

In Brenham the average date of last frost happens on February 15. You can expect an average low temperature of 20°F in the coldest months of winter.

Since the USDA zone info for Brenham is not always accurate the actual date of last frost is different every year. Since half of the time in Brenham you get surprised by a frost after February 15 be ready to protect your swan river daisy if you have a late frost.

USDA Zone Info for Brenham

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 Brenham

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