One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By referring to the USDA zone info for Wadsworth it's a good idea to estimate when it's possible to plant streptocarpella.

Planting Calendar for Streptocarpella

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

Since streptocarpella are not cold tolerant it is important to wait until after the last frost before you can plant them.

The earliest that you can plant streptocarpella in Wadsworth 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 streptocarpella and expect a good harvest is probably August. Any later than that and your streptocarpella may not have a chance to fully mature. You can get started a few weeks earlier by starting your streptocarpella indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Wadsworth. It might get as low as -10°F during the coldest months of winter.

Remember that USDA zone info for Wadsworth is just an average and the actual date of last frost changes from year to year. Since half of the time in Wadsworth last frost occurs after April 15 be ready to cover your streptocarpella in the event of a late frost.

USDA Zone Info for Wadsworth

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Wadsworth

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