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

The first opportunity to plant welsh onion in Chittenango can be determined by looking at the USDA zone info.

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 slightly earlier in the year because they are barely cold tolerant.

The earliest that you can plant welsh onion in Chittenango 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. You probably don't want to wait any later than that or else 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

The average date of last frost is April 15 in Chittenango. In the coldest months of winter you should expect an average low temperature of -15°F.

Since the USDA zone info for Chittenango 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 Chittenango it frosts late in the year after April 15 be ready to protect your welsh onion if you have one of those late frosts.

USDA Zone Info for Chittenango

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Chittenango

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