The USDA Zone info is a great tool for gardeners to help us determine 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 Byron you can figure out when it's a good idea 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.

Phlox can survive in moderate cold which means that you can plant them just a bit earlier in the year than more sensitive plants.

The earliest that you can plant phlox in Byron 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. You probably don't want to wait any later than that or else your phlox may not have a chance to fully mature. Starting your phlox indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is March 15 in Byron. You should expect an average low temperature of 10°F in the coldest months of winter.

Since the USDA zone info for Byron is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Byron there is a last frost after March 15 so make sure that you are prepared to cover your phlox in the event of a late frost.

USDA Zone Info for Byron

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 Byron

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