The Grotek™ Analytical Lab is a modern facility that supports Grotek Manufacturing, a division of Greenstar Plant Products Inc. This state of the art facility and team of scientists test all of Grotek’s Manufactured nutrients to ensure they are of the highest quality.

The Lab's main objective is the development of new high quality Earth Safe™ products to safeguard the health of our customers, our community and our environment. The team at Grotek and Greenstar are environmentally aware and committed to serving our customers and the planet.

Through extensive ongoing research, the team at Grotek take advantage of the latest scientific breakthroughs. More than ten years of experience and advanced equipment, ensure that the Grotek line of products are always at the leading edge of scientific research.

Grotek is committed to providing the highest quality products. The analytical lab tests all the raw materials before they are used in our formulations. Quality raw materials, guarantee the consistency and high performance of our finished products.

Our expert scientists support the Greenstar Sales team and ensure that they are knowledgeable about all our products. They are available for general advice on plant nutrition and care, as well as specific advice on product selection and nutrient deficiencies.

For information about plant nutritional requirements and product recommendations please visit the ABC's of Growing section where you will find plant specific information about nutrition, application rates and preferred growing environments. For specific information please contact the lab with your questions at: lab@grotek.net