Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Le Mars you can estimate when it's possible to plant nemesia by checking out the USDA zone info.

Planting Calendar for Nemesia

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

Since nemesia are not cold tolerant it's important to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant nemesia in Le Mars 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 nemesia and expect a good harvest is probably August. If you wait any later than that and your nemesia may not have a chance to really do well. You can get started a couple of weeks earlier by starting your nemesia indoors.

Last Frost Date

In Le Mars the average date of last frost happens on April 15. You should expect an average low temperature of -20°F in the coldest months of winter.

Since the USDA zone info for Le Mars may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in Le Mars there is a last frost after April 15 so make sure that you are prepared to cover your nemesia in the event of a late frost.

USDA Zone Info for Le Mars

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 Le Mars

You may be interested in your other planting guides for Le Mars.