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 USDA zone info for Hasbrouck Heights should be reffered to in order to determine when it's the best time to plant welsh onion.

Planting Calendar for Welsh onion

Frost tolerance for welsh onion:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

You can plant welsh onion a bit earlier in the year because they do ok in moderate cold.

The earliest that you can plant welsh onion in Hasbrouck Heights is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant welsh onion and expect a good harvest is probably August. If you wait any later than that and your welsh onion may not have a chance to grow to maturity. Starting your welsh onion 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 Hasbrouck Heights. In the coldest months of winter you can expect an average low temperature of 0°F.

Since the USDA zone info for Hasbrouck Heights is an average the actual date of last frost is different every year. Half of the time in Hasbrouck Heights you get surprised by a frost after April 15 so make sure that you are prepared to cover your welsh onion if you have a late frost.

USDA Zone Info for Hasbrouck Heights

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 Hasbrouck Heights

You may be interested in your other planting guides for Hasbrouck Heights.