One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can estimate when you can plant nicotiana in Iowa Falls by using the USDA zone info.

Planting Calendar for Nicotiana

Frost tolerance for nicotiana:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

It's probably not a good idea to plant nicotiana until after the last frost because they are not cold tolerant.

The earliest that you can plant nicotiana in Iowa Falls is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant nicotiana and expect a good harvest is probably August. If you wait any later than that and your nicotiana may not have a chance to really do well. Starting your nicotiana 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 Iowa Falls. You should expect an average low temperature of -20°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Iowa Falls is just an average and the actual date of last frost is different every year. Half of the time in Iowa Falls it frosts late in the year after April 15 so make sure that you are prepared to cover your nicotiana in the event of a surprise late frost.

USDA Zone Info for Iowa Falls

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Iowa Falls

You may be interested in your other planting guides for Iowa Falls.