55 days. Rhubarb Swiss Chard leaves are a beautiful variety and excellent in the kitchen as well. Recommended by USU. This plant produces dark reddish-green, heavily crumpled leaves, beautiful crimson stalks and veins. Their veins are thinner than those of many other varieties, providing large leaves with beautiful slender crimson veins. This variety does well in zones six or higher. Stalks are ready to be harvested after only 55 days, and can be harvested continually if the plant is allowed to continue production.

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