One of the first steps you take when you are figuring out 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.

In Las Vegas you can estimate when to plant streptocarpella by reviewing 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.

It's a bad idea to plant streptocarpella until after the last frost because they require warm weather.

The earliest that you can plant streptocarpella in Las Vegas is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant streptocarpella and expect a good harvest is probably September. 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

On average all chance of frost has passed is on February 15 in Las Vegas. In the coldest months of winter you can expect an average low temperature of 20°F.

Since the USDA zone info for Las Vegas is just an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Las Vegas you get surprised by a frost after February 15 be ready to protect your streptocarpella in the event of a surprise late frost.

USDA Zone Info for Las Vegas

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°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 25°F.

Plants to Grow in Las Vegas

You may be interested in your other planting guides for Las Vegas.