When to Plant Redvein Dock in Zone 3b

Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Zone 3b you can figure out when it's the best time to plant redvein dock by using the USDA zone info.

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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 a bit earlier in the year than plants that are more sensitive to the cold.

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 3b is April. However, you really should wait until May 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. Any later than that and your redvein dock may not have a chance to really do well. You can get started a few weeks earlier by starting your redvein dock indoors.

Last Frost Date

In Zone 3b the average date of last frost happens on May 15. In the coldest months of winter you can expect an average low temperature of -35°F.

Remember that the actual date of last frost is an average because it is based on the USDA zone info for Zone 3b and it is different every year. Half of the time in Zone 3b you get surprised by a frost after May 15 so always be ready to cover your redvein dock in the event of a surprise late frost.

USDA Zone Info for Zone 3b

Here is the info for USDA Zone 3b.

Average Date of Last Frost (spring)May 15
Average Date of First Frost (fall)September 15
Lowest Expected Low-35°F
Highest Expected Low-30°F

This means that on a really cold year, the coldest it will get is -35°F. On most years you should be prepared to experience lows near -30°F.

Plants to Grow in Zone 3b

You may be interested in your other planting guides for Zone 3b.