Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of making a decision about when it's possible to plant nierembergia is to check out the USDA zone info for Ballston Spa.

Planting Calendar for Nierembergia

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

Since nierembergia require warm weather you must wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant nierembergia in Ballston Spa 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 nierembergia and expect a good harvest is probably August. You probably don't want to wait any later than that or else your nierembergia may not have a chance to really do well. You can get started a couple of weeks earlier by starting your nierembergia indoors.

Last Frost Date

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

Keep in mind that USDA zone info for Ballston Spa is not always accurate and the actual date of last frost changes from year to year. Half of the time in Ballston Spa last frost occurs after April 15 so make sure that you are ready to cover your nierembergia in the event of a late frost.

USDA Zone Info for Ballston Spa

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 Ballston Spa

You may be interested in your other planting guides for Ballston Spa.