When to Plant Streptocarpella in Benson, AZ

Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Benson you can figure out when it's the best time to plant streptocarpella by referring to the USDA zone info.


Planting Calendar for Streptocarpella

Frost tolerance for streptocarpella: Not tolerant of frost.
When to plant: After the last frost has passed.

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

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 Benson 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. Any later than that and your streptocarpella may not have a chance to grow to maturity. Starting your streptocarpella indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is March 15 in Benson. You should expect an average low temperature of 15°F in the coldest months of winter.

It's important to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Benson and it can change quite a bit from year to year. Since half of the time in Benson you get a frost after March 15 be ready to cover your streptocarpella if you have a late frost.

USDA Zone Info for Benson

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 Low15°F
Highest Expected Low20°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 Benson

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