The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The earliest that you can plant torch lilys in Riverbank should be estimated by using the USDA zone info.

Planting Calendar for Torch Lilys

Frost tolerance for torch lilys:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Torch Lilys are one of those plants that can tolerate quite a bit of cold weather which means that you can start planting them much earlier than other plants that might not handle the cold.

The earliest that you can plant torch lilys in Riverbank is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant torch lilys and expect a good harvest is probably October. Any later than that and your torch lilys may not have a chance to grow to maturity. You can get started a little bit earlier by starting your torch lilys indoors.

Last Frost Date

The average date of last frost is February 15 in Riverbank. In the coldest months of winter you can expect an average low temperature of 25°F.

It's important to remember that USDA zone info for Riverbank is an average and the actual date of last frost will vary from year to year. Half of the time in Riverbank last frost occurs after February 15 so make sure that you are prepared to protect your torch lilys in the event of one of those late frosts.

USDA Zone Info for Riverbank

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 Riverbank

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