One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The best time to plant phlox in Anderson should be estimated 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 ok in mild cold which means 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 phlox in Anderson 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 grow to maturity. You can get started a few weeks earlier by starting your phlox indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Anderson. You should expect an average low temperature of 20°F in the coldest months of winter.

Since the USDA zone info for Anderson may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in Anderson last frost occurs after February 15 so always be ready to cover your phlox if you have a surprise late frost.

USDA Zone Info for Anderson

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 Anderson

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