One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The best time to plant pennisetum in Wheat Ridge should be figured out by referring to the USDA zone info.

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 can survive in some cold which means that you can plant them slightly earlier in the year than more sensitive plants.

The earliest that you can plant pennisetum in Wheat Ridge 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 fully mature. You can get started a couple of weeks earlier by starting your pennisetum indoors.

Last Frost Date

On average the last frost is on April 15 in Wheat Ridge. In the coldest months of winter you should expect an average low temperature of -10°F.

Since the USDA zone info for Wheat Ridge is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Wheat Ridge last frost occurs after April 15 so make sure that you are prepared to cover your pennisetum in the event of one of those late frosts.

USDA Zone Info for Wheat Ridge

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 Wheat Ridge

You may be interested in your other planting guides for Wheat Ridge.