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

The USDA zone info for Woodlake should be looked at to determine when to plant tall phlox.

Planting Calendar for Tall Phlox

Frost tolerance for tall phlox:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Tall Phlox are moderately cold tolerant which means that you can plant them earlier than other frost tender plants.

The earliest that you can plant tall phlox in Woodlake 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 tall phlox and expect a good harvest is probably October. If you wait any later than that and your tall phlox may not have a chance to really do well. You can get started a little bit earlier by starting your tall phlox indoors.

Last Frost Date

On average the last frost is on February 15 in Woodlake. You should expect an average low temperature of 25°F in the coldest months of winter.

Since the USDA zone info for Woodlake is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in Woodlake there is a last frost after February 15 be ready to cover your tall phlox if you have a late frost.

USDA Zone Info for Woodlake

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 Woodlake

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