One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of determining when you can plant salpiglossis is to examine the USDA zone info for Prescott Valley.

Planting Calendar for Salpiglossis

Frost tolerance for salpiglossis:	Not tolerant of frost.
When to plant:	After the last frost.

You really shouldn't plant salpiglossis until after the last frost has passed because they require warm weather.

The earliest that you can plant salpiglossis in Prescott Valley 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 salpiglossis and expect a good harvest is probably August. You probably don't want to wait any later than that or else your salpiglossis may not have a chance to really do well. You can get started a couple of weeks earlier by starting your salpiglossis indoors.

Last Frost Date

The average date of last frost is April 15 in Prescott Valley. In the coldest months of winter you can expect an average low temperature of 5°F.

Always keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Prescott Valley and it is different every year. Half of the time in Prescott Valley you get surprised by a frost after April 15 so make sure that you are prepared to cover your salpiglossis if you have one of those late frosts.

USDA Zone Info for Prescott Valley

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Prescott Valley

You may be interested in your other planting guides for Prescott Valley.