The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Paulsboro you can determine when it's the best time to plant yarrow by checking out 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.

You can plant yarrow quite a bit earlier in the year because they are very cold tolerant.

The earliest that you can plant yarrow in Paulsboro 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 grow to maturity. If you are starting your yarrow indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

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

It's important to remember that USDA zone info for Paulsboro may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Paulsboro you get a frost after April 15 so always be ready to cover your yarrow in the event of one of those late frosts.

USDA Zone Info for Paulsboro

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°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 10°F.

Plants to Grow in Paulsboro

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