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.

A common way of determining when it's possible to plant oenothera is to refer to the USDA zone info for Franklin.

Planting Calendar for Oenothera

Frost tolerance for oenothera:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

You can plant oenothera just a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant oenothera in Franklin 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 oenothera and expect a good harvest is probably September. Any later than that and your oenothera may not have a chance to grow to maturity. You can get started a little bit earlier by starting your oenothera indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Franklin. It might get as low as 0°F during the coldest months of winter.

Always keep in mind that USDA zone info for Franklin may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Franklin it frosts late in the year after April 15 so just be sure to be ready to cover your oenothera if you have a surprise late frost.

USDA Zone Info for Franklin

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Franklin

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