One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's possible to figure out when it's a good idea to plant pennisetum by checking out the USDA zone info for Binghamton.

Planting Calendar for Pennisetum

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

Pennisetum are barely cold tolerant which tells us that you can get them planted just a bit earlier than plants that are more sensitive to the cold.

The earliest that you can plant pennisetum in Binghamton 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 pennisetum and expect a good harvest is probably August. You probably don't want to wait any later than that or else your pennisetum may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your pennisetum indoors.

Last Frost Date

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

It's important to remember that USDA zone info for Binghamton is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Binghamton you get a frost after April 15 so make sure that you are prepared to protect your pennisetum if you have one of those late frosts.

USDA Zone Info for Binghamton

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 Binghamton

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