One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of getting a good idea when it's possible to plant oenothera is to refer to the USDA zone info for New Milford.

Planting Calendar for Oenothera

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

Oenothera can survive in some cold which means that you can plant them a little bit earlier in the year than more sensitive plants.

The earliest that you can plant oenothera in New Milford 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. You probably don't want to wait any later than that or else your oenothera may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your oenothera indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in New Milford. You should expect an average low temperature of 0°F in the coldest months of winter.

Just be sure to remember that USDA zone info for New Milford is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in New Milford it frosts late in the year after April 15 so be sure to be ready to protect your oenothera if you have a surprise late frost.

USDA Zone Info for New Milford

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 New Milford

You may be interested in your other planting guides for New Milford.