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.

In Hanford you can estimate when you can plant redvein dock by using the USDA zone info.

Planting Calendar for Redvein Dock

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

Since redvein dock are barely cold tolerant you can plant them slightly earlier in the year than other frost tender plants.

The earliest that you can plant redvein dock in Hanford is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant redvein dock and expect a good harvest is probably September. Any later than that and your redvein dock may not have a chance to really do well. Starting your redvein dock indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost has passed is on February 15 in Hanford. In the coldest months of winter you should expect an average low temperature of 20°F.

Keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Hanford and it will vary from year to year. Half of the time in Hanford you get a frost after February 15 so make sure that you are prepared to cover your redvein dock if you have a late frost.

USDA Zone Info for Hanford

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 Hanford

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