Before planting it is a good idea to find your USDA Zone info to determine 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.

You will be able to figure out when it's the best time to plant pennisetum by reviewing the USDA zone info for Pocatello.

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 do ok in mild cold which means that you can plant them slightly earlier in the year than other frost tender plants.

The earliest that you can plant pennisetum in Pocatello 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. If you wait any later than that and your pennisetum may not have a chance to really do well. Starting your pennisetum 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 Pocatello. It might get as low as -10°F during the coldest months of winter.

Since the USDA zone info for Pocatello is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Pocatello it frosts late in the year after April 15 so make sure that you are prepared to protect your pennisetum in the event of one of those late frosts.

USDA Zone Info for Pocatello

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Pocatello

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