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Grotek, a Greenstar Plant Products brand, has been providing growers with quality science and exceptional results for over 20 years. Our high-performance products have earned the trust of both hobby and commercial growers worldwide. Grotek has been an industry pioneer, combining key organic extracts with mineral fertilizers, giving growers the opportunity to vastly improving harvest quality.

To cultivate mutually beneficial long-term relationships built on trust, quality horticultural products, and world-class service. Our mission is to have our exceptional team empowered to make continuous improvements so that we become the industry leader in our areas of the horticultural industry. We strive to deliver strong financial performance, safe environmental practices, and effective corporate governance.

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At Grotek, we have invested in our client’s success. It all starts in our production facility where we begin by sourcing ingredients based on quality rather than price. Virtually all of our ingredients are sourced from North America and Europe to ensure the highest specifications are met. Our goal is to cultivate mutually beneficial, long-term relationships based on trust and world-class service.


Grotek is a Greenstar brand. Greenstar brands are utilized by commercial operators including growers, landscapers, greenhouses, nurseries, organic farms, as well as independent retailers. They manufacture plant products for both the Retail and Commercial markets. 

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