One of the first steps you take when you are making a decision about 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.

In Trenton you can estimate when it's the best time to plant shallots by reviewing the USDA zone info.

Planting Calendar for Shallots

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

Since shallots are one of those plants that can tolerate a tiny bit of cold weather you can plant them slightly earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant shallots in Trenton 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 shallots and expect a good harvest is probably August. Any later than that and your shallots may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your shallots indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Trenton. You should expect an average low temperature of -5°F in the coldest months of winter.

Keep in mind that USDA zone info for Trenton is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Trenton last frost occurs after April 15 be ready to cover your shallots if you have a surprise late frost.

USDA Zone Info for Trenton

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°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 0°F.

Plants to Grow in Trenton

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