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.

One way of getting a good idea when you can plant nasturtium is to use the USDA zone info for Fairview Heights.

Planting Calendar for Nasturtium

Frost tolerance for nasturtium:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

It's probably not a good idea to plant nasturtium until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant nasturtium in Fairview Heights 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 nasturtium and expect a good harvest is probably August. If you wait any later than that and your nasturtium may not have a chance to grow to maturity. Starting your nasturtium indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Fairview Heights the average date of last frost happens on April 15. You can expect an average low temperature of -5°F in the coldest months of winter.

Remember that USDA zone info for Fairview Heights is an average and the actual date of last frost will vary from year to year. Since half of the time in Fairview Heights it frosts late in the year after April 15 be ready to cover your nasturtium in the event of a late frost.

USDA Zone Info for Fairview Heights

Here is the info for USDA Zone 6b.

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

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

Plants to Grow in Fairview Heights

You may be interested in your other planting guides for Fairview Heights.