One of the first steps you take when you are estimating your gardening schedule is find your 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 estimating when it's the best time to plant leeks is to examine the USDA zone info for Haverstraw.

Planting Calendar for Leeks

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

Leeks can survive in quite a bit of cold which tells us that you can plant them a lot earlier in the year than other frost tender plants.

The earliest that you can plant leeks in 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 leeks and expect a good harvest is probably September. If you wait any later than that and your leeks may not have a chance to fully mature. You can get started a little bit earlier by starting your leeks indoors.

Last Frost Date

On average the last frost is on April 15 in Haverstraw. In the coldest months of winter you can expect an average low temperature of 0°F.

Since the USDA zone info for Haverstraw is not always accurate the actual date of last frost changes from year to year. Half of the time in Haverstraw you get surprised by a frost after April 15 so just be sure to be ready to cover your leeks in the event of a late frost.

USDA Zone Info for Haverstraw

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 Haverstraw

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