One of the best tools that you have as gardeners to help us estimate 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.

By referring to the USDA zone info for Riverton you will be able to figure out when you can plant dill.

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 can survive 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 dill in Riverton 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. You probably don't want to wait any later than that or else your dill may not have a chance to really do well. If you are starting your dill indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Riverton the average date of last frost happens on April 15. It might get as low as 0°F during the coldest months of winter.

It's important to remember that USDA zone info for Riverton 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 Riverton you get a frost after April 15 so make sure that you are ready to protect your dill in the event of a late frost.

USDA Zone Info for Riverton

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Riverton

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