When can I plant Redvein Dock in Zone 9a

One of the best tools that we have as gardeners to help us determine our gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for our area.

By looking at the USDA zone info for Zone 9a you should be able to estimate when it's the best time to plant redvein dock.


Planting Calendar for Redvein Dock

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

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

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant redvein dock
Possibly ok, but a risky time to plant redvein dock
Probably not a good time to plant redvein dock

The earliest that you can plant redvein dock in Zone 9a 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. If you wait any later than that and your redvein dock may not have a chance to grow to maturity. Starting your redvein dock indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on February 15 in Zone 9a. In the coldest months of winter we can expect an average low temperature of 20°F.

Since the USDA zone info for Zone 9a is an average our actual date of last frost can change quite a bit from year to year. Half of the time in Zone 9a we get surprised by a frost after February 15 so make sure that you are prepared to cover your redvein dock if we have one of those late frosts.

USDA Zone Info for Zone 9a

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 Low20°F
Highest Expected Low25°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 Zone 9a

You may be interested in our other planting guides for Zone 9a.