The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Winnfield you can figure out when it's the best time to plant phlox by using 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.

You can plant phlox just a bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant phlox in Winnfield 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 fully mature. Starting your phlox 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 Winnfield. It might get as low as 15°F during the coldest months of winter.

Remember that USDA zone info for Winnfield is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Winnfield you get surprised by a frost after March 15 be ready to protect your phlox if you have one of those late frosts.

USDA Zone Info for Winnfield

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 Winnfield

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