One of the best tools that you have as gardeners to help us estimate 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.

By using the USDA zone info for Geneva it's possible to determine when it's possible to plant plectranthus.

Planting Calendar for Plectranthus

Frost tolerance for plectranthus:	Not tolerant of frost.
When to plant:	After the last frost has passed.

It's probably a bad idea to plant plectranthus until after the last frost has passed because they require warm weather.

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

Last Frost Date

In Geneva the average date of last frost happens on March 15. It might get as low as 15°F during the coldest months of winter.

Since the USDA zone info for Geneva is not always accurate the actual date of last frost will vary from year to year. Since half of the time in Geneva you get surprised by a frost after March 15 be ready to cover your plectranthus if you have one of those late frosts.

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.