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About product and suppliers:
        Alibaba.com offers 106 horticultural grade diatomaceous earth products. About 20% of these are other non-metallic mineral deposit. 

A wide variety of horticultural grade diatomaceous earth options are available to you, such as free samples. 

There are 26 horticultural grade diatomaceous earth suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Australia, and India, which supply 92%, 3%, and 3% of horticultural grade diatomaceous earth respectively. 

Horticultural grade diatomaceous earth products are most popular in Domestic Market, Southern Europe, and Northern Europe. 

You can ensure product safety by selecting from certified suppliers, including 1 with Other certification.