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.

In Layton you can estimate when it's possible to plant streptocarpella 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.

Streptocarpella are not cold tolerant which means that you have to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant streptocarpella in Layton 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 little bit earlier by starting your streptocarpella indoors.

Last Frost Date

The average date of last frost is April 15 in Layton. It might get as low as -10°F during the coldest months of winter.

Keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Layton and it can change quite a bit from year to year. Since half of the time in Layton last frost occurs after April 15 be ready to protect your streptocarpella in the event of a surprise late frost.

USDA Zone Info for Layton

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 Layton

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