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

The first opportunity to plant schizanthus in Geneva can be determined by looking at the USDA zone info.

Planting Calendar for Schizanthus

Frost tolerance for schizanthus:	Not tolerant of frost.
When to plant:	After the last frost.

Since schizanthus are not cold tolerant you have to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant schizanthus in Geneva 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 schizanthus and expect a good harvest is probably August. Any later than that and your schizanthus may not have a chance to grow to maturity. You can get started a little bit earlier by starting your schizanthus indoors.

Last Frost Date

On average all chance of frost has passed is on March 15 in Geneva. It might get as low as 15°F during the coldest months of winter.

Since the USDA zone info for Geneva is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Geneva it frosts late in the year after March 15 so just be sure to be ready to protect your schizanthus in the event of a late frost.

USDA Zone Info for Geneva

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

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

Plants to Grow in Geneva

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