TWCA Qualified cultivars meet or exceed the standard for drought tolerance at all locations across at least two years of trialing. TWCA Qualified products must contain at least seventy percent (70%) TWCA Qualified material to carry the TWCA seal.

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TWCA qualified products contain at least seventy percent TWCA Qualified cultivars. 
Use our handy member map to find TWCA Qualified cultivars nearest you.

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