The USDA Zone info is a great tool for gardeners to help us figure out 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.

A common way of estimating when to plant welsh onion is to use the USDA zone info for East Rutherford.

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.

Since welsh onion are one of those plants that can tolerate a tiny bit of cold weather you can plant them just a tiny bit earlier in the year than other frost tender plants.

The earliest that you can plant welsh onion in East Rutherford 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. 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 little bit earlier.

Last Frost Date

On average the last frost has passed is on April 15 in East Rutherford. You can expect an average low temperature of 0°F in the coldest months of winter.

Remember that USDA zone info for East Rutherford is not always accurate and the actual date of last frost changes from year to year. Half of the time in East Rutherford you get a frost after April 15 so be sure to be ready to cover your welsh onion if you have a surprise late frost.

USDA Zone Info for East Rutherford

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 East Rutherford

You may be interested in your other planting guides for East Rutherford.