The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A common way of making a decision about when to plant dill is to use the USDA zone info for Rifle.

Planting Calendar for Dill

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

Dill are barely cold tolerant which means that you can start planting them slightly earlier than more sensitive plants.

The earliest that you can plant dill in Rifle 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 dill and expect a good harvest is probably August. Any later than that and your dill may not have a chance to really do well. You can get started a few weeks earlier by starting your dill indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Rifle. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for Rifle is not always accurate the actual date of last frost changes from year to year. Half of the time in Rifle you get a frost after April 15 so just be sure to be ready to cover your dill in the event of one of those late frosts.

USDA Zone Info for Rifle

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 Rifle

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