Before planting it is a good idea to find your USDA Zone info to estimate 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.

The USDA zone info for Groves should be read to estimate when it's the best time to plant salpiglossis.

Planting Calendar for Salpiglossis

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

You should not plant salpiglossis until after the last frost because they are not cold tolerant.

The earliest that you can plant salpiglossis in Groves 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 salpiglossis and expect a good harvest is probably September. Any later than that and your salpiglossis may not have a chance to fully mature. Starting your salpiglossis indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is February 15 in Groves. In the coldest months of winter you should expect an average low temperature of 20°F.

Since the USDA zone info for Groves is not always accurate the actual date of last frost will vary from year to year. Half of the time in Groves there is a last frost after February 15 so always be ready to cover your salpiglossis in the event of a surprise late frost.

USDA Zone Info for Groves

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 Groves

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