When to Plant Streptocarpella in Rochester, NH

The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The earliest that you can plant streptocarpella in Rochester should be determined by using the USDA zone info.


Planting Calendar for Streptocarpella

Frost tolerance for streptocarpella: Not tolerant of frost.
When to plant: After the last frost when the weather gets warmer.

You really shouldn't plant streptocarpella until after the last frost when the weather gets warmer because they are not cold tolerant.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant streptocarpella
Possibly ok, but a risky time to plant streptocarpella
Probably not a good time to plant streptocarpella

The earliest that you can plant streptocarpella in Rochester 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. You probably don't want to wait any later than that or else your streptocarpella may not have a chance to really do well. You can get started a little bit earlier by starting your streptocarpella indoors.

Last Frost Date

The average date of last frost is April 15 in Rochester. You can expect an average low temperature of -15°F in the coldest months of winter.

Remember that the actual date of last frost is just an average because it is based on the USDA zone info for Rochester and it changes from year to year. Half of the time in Rochester you get surprised by a frost after April 15 so make sure that you are ready to cover your streptocarpella if you have a late frost.

USDA Zone Info for Rochester

Here is the info for USDA Zone 5b.

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

Plants to Grow in Rochester

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