Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You will be able to estimate when to plant saxifraga by looking at the USDA zone info for Spartanburg.

Planting Calendar for Saxifraga

Frost tolerance for saxifraga:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Saxifraga do ok in some cold which means that you can plant them a bit earlier in the year than more sensitive plants.

The earliest that you can plant saxifraga in Spartanburg 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 saxifraga and expect a good harvest is probably August. If you wait any later than that and your saxifraga may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your saxifraga indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Spartanburg. You should expect an average low temperature of 5°F in the coldest months of winter.

Since the USDA zone info for Spartanburg is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Spartanburg you get surprised by a frost after April 15 so make sure that you are ready to cover your saxifraga in the event of one of those late frosts.

USDA Zone Info for Spartanburg

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 Spartanburg

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