One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Kenmore should be reffered to in order 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.

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

The earliest that you can plant streptocarpella in Kenmore 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 grow to maturity. You can get started a few weeks earlier by starting your streptocarpella indoors.

Last Frost Date

On average the last frost has passed is on March 15 in Kenmore. In the coldest months of winter you can expect an average low temperature of 15°F.

Since the USDA zone info for Kenmore may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in Kenmore there is a last frost after March 15 be ready to cover your streptocarpella in the event of a late frost.

USDA Zone Info for Kenmore

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 Kenmore

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