One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Riverton you can figure out when to plant cigar plant by looking at the USDA zone info.

Planting Calendar for Cigar Plant

Frost tolerance for cigar plant:	Not tolerant of frost.
When to plant:	After the last frost has passed.

You should not plant cigar plant until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant cigar plant in Riverton is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant cigar plant and expect a good harvest is probably August. You probably don't want to wait any later than that or else your cigar plant may not have a chance to fully mature. You can get started a little bit earlier by starting your cigar plant indoors.

Last Frost Date

On average the last frost is on May 15 in Riverton. In the coldest months of winter you can expect an average low temperature of -25°F.

Keep in mind that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Riverton and it can change quite a bit from year to year. Since half of the time in Riverton last frost occurs after May 15 be ready to cover your cigar plant if you have a late frost.

USDA Zone Info for Riverton

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Riverton

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