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.

In Edna you can figure out when you can plant phlox by referring to the USDA zone info.

Planting Calendar for Phlox

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

Phlox do well in moderate cold which means that you can get them planted earlier than other frost tender plants.

The earliest that you can plant phlox in Edna 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 phlox and expect a good harvest is probably October. If you wait any later than that and your phlox may not have a chance to fully mature. Starting your phlox indoors is a great way to get them started a few weeks earlier.

Last Frost Date

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

Since the USDA zone info for Edna may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Edna you get a frost after February 15 be ready to cover your phlox if you have one of those late frosts.

USDA Zone Info for Edna

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 Edna

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