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.

A way of estimating when you can plant coleus is to use the USDA zone info for Auburn.

Planting Calendar for Coleus

Frost tolerance for coleus:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

It's a bad idea to plant coleus until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant coleus in Auburn 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 coleus and expect a good harvest is probably September. Any later than that and your coleus may not have a chance to really do well. You can get started a little bit earlier by starting your coleus indoors.

Last Frost Date

In Auburn the average date of last frost happens on February 15. In the coldest months of winter you should expect an average low temperature of 25°F.

It's important to remember that USDA zone info for Auburn may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in Auburn you get surprised by a frost after February 15 be ready to protect your coleus if you have a surprise late frost.

USDA Zone Info for Auburn

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Auburn

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