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.

The best time to plant oenothera in West Haverstraw can be figured out by referring to the USDA zone info.

Planting Calendar for Oenothera

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

Since oenothera do well in moderate cold you can plant them a little earlier in the year than other plants that might not handle the cold.

The earliest that you can plant oenothera in West Haverstraw 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 fully mature. Starting your oenothera indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in West Haverstraw. In the coldest months of winter you should expect an average low temperature of -5°F.

Since the USDA zone info for West Haverstraw is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in West Haverstraw there is a last frost after April 15 so be sure to be ready to cover your oenothera in the event of one of those late frosts.

USDA Zone Info for West Haverstraw

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 West Haverstraw

You may be interested in your other planting guides for West Haverstraw.