One of the first steps you take when you are estimating your gardening schedule is find your 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 using the USDA zone info for Rochelle 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 the last 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 Rochelle 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. If you are starting your streptocarpella indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Rochelle. You can expect an average low temperature of -20°F in the coldest months of winter.

Remember that USDA zone info for Rochelle may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Rochelle last frost occurs after April 15 so make sure that you are prepared to cover your streptocarpella in the event of a surprise late frost.

USDA Zone Info for Rochelle

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 Rochelle

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