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

By reviewing the USDA zone info for Westchester it's possible to figure out when it's a good idea to plant streptocarpella.

Planting Calendar for Streptocarpella

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

Since streptocarpella require warm weather it's important to wait until after the last frost has passed before you can plant them.

The earliest that you can plant streptocarpella in Westchester 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 few weeks earlier by starting your streptocarpella indoors.

Last Frost Date

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

Since the USDA zone info for Westchester is just an average the actual date of last frost is different every year. Half of the time in Westchester it frosts late in the year after April 15 so just be sure to be ready to protect your streptocarpella if you have one of those late frosts.

USDA Zone Info for Westchester

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 Westchester

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