Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Crossville can be reviewed to figure out when it's a good idea to plant pennisetum.

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.

You can plant pennisetum a bit earlier in the year because they do ok in moderate cold.

The earliest that you can plant pennisetum in Crossville 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. Any later than that and 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 Crossville. You can expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Crossville is just an average the actual date of last frost is different every year. Half of the time in Crossville there is a last frost after April 15 so make sure that you are ready to cover your pennisetum in the event of a surprise late frost.

USDA Zone Info for Crossville

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 Crossville

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