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

A way of determining when to plant phlox is to examine the USDA zone info for Morganton.

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 a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant phlox in Morganton 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. 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 all chance of frost has passed is on April 15 in Morganton. It might get as low as 5°F during the coldest months of winter.

Since the USDA zone info for Morganton is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in Morganton it frosts late in the year after April 15 be ready to protect your phlox if you have a surprise late frost.

USDA Zone Info for Morganton

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Morganton

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