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.

It's possible to estimate when it's the best time to plant phlox by reviewing the USDA zone info for Gladewater.

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 moderate cold which tells us that you can plant them a little bit earlier in the year than other frost tender plants.

The earliest that you can plant phlox in Gladewater is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant phlox and expect a good harvest is probably September. Any later than that and your phlox may not have a chance to really do well. You can get started a little bit earlier by starting your phlox indoors.

Last Frost Date

On average the last frost has passed is on March 15 in Gladewater. It might get as low as 10°F during the coldest months of winter.

Since the USDA zone info for Gladewater is just an average the actual date of last frost is different every year. Half of the time in Gladewater it frosts late in the year after March 15 so just be sure to be ready to cover your phlox if you have a late frost.

USDA Zone Info for Gladewater

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Gladewater

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