One of the first steps you take when you are figuring out 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.

The earliest that you can plant broccoli in Herkimer can be estimated by referring to the USDA zone info.

Planting Calendar for Broccoli

Frost tolerance for broccoli:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

You can plant broccoli a little earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

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

Last Frost Date

On average all chance of frost has passed is on April 15 in Herkimer. It might get as low as -15°F during the coldest months of winter.

Always keep in mind that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Herkimer and it can change quite a bit from year to year. Half of the time in Herkimer last frost occurs after April 15 so be sure to be ready to cover your broccoli in the event of a surprise late frost.

USDA Zone Info for Herkimer

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 Herkimer

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