One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The earliest that you can plant yarrow in Woodcliff Lake should be estimated by reviewing the USDA zone info.

Planting Calendar for Yarrow

Frost tolerance for yarrow:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Yarrow do well in quite a bit of cold which means that you can plant them earlier in the year than more sensitive plants.

The earliest that you can plant yarrow in Woodcliff Lake 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 yarrow and expect a good harvest is probably September. Any later than that and your yarrow may not have a chance to fully mature. Starting your yarrow indoors is a great way to get them started a few weeks earlier.

Last Frost Date

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

Since the USDA zone info for Woodcliff Lake 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 Woodcliff Lake it frosts late in the year after April 15 be ready to protect your yarrow in the event of one of those late frosts.

USDA Zone Info for Woodcliff Lake

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 Woodcliff Lake

You may be interested in your other planting guides for Woodcliff Lake.