The USDA Zone info is a great tool for gardeners to help us figure out 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.

It's a good idea to figure out when to plant oenothera by checking out the USDA zone info for Pea Ridge.

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 a little bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant oenothera in Pea Ridge 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. Starting your oenothera indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Pea Ridge. You should expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Pea Ridge is an average the actual date of last frost changes from year to year. Since half of the time in Pea Ridge you get a frost after April 15 be ready to protect your oenothera in the event of a late frost.

USDA Zone Info for Pea Ridge

Here is the info for USDA Zone 6b.

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

Plants to Grow in Pea Ridge

You may be interested in your other planting guides for Pea Ridge.