One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of getting a good idea when to plant redvein dock is to examine the USDA zone info for Canyon.

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.

Redvein Dock can survive in very little cold which tells us that you can plant them slightly earlier in the year than other frost tender plants.

The earliest that you can plant redvein dock in Canyon 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 redvein dock and expect a good harvest is probably August. You probably don't want to wait any later than that or else your redvein dock may not have a chance to really do well. If you are starting your redvein dock indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Canyon the average date of last frost happens on April 15. It might get as low as 0°F during the coldest months of winter.

Keep in mind that USDA zone info for Canyon is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Canyon you get a frost after April 15 be ready to protect your redvein dock if you have a surprise late frost.

USDA Zone Info for Canyon

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Canyon

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