How to Submit a Leaf and Water Sample for Analysis
Water quality is an important component of your hydroponic production system and can vary considerably from area to area. Water is used by the plants and is a vehicle by which all outside materials are taken into the plant.
The water analysis instructions and submission forms are below:
A&L Great Lakes Laboratories - Nutrient solution submission form
For nutrient & source water testing - Select test NS2
Sampling plant tissue is an important step in maintaining proper crop nutrition. Absorption rates of different nutrients can change throughout the growing season, so it is important to submit samples regularly.
The tissue analysis instructions and submission form are below:
A&L Great Lakes Laboratories - Leaf & Tissue Analysis Form
Select test package P2
For A&L Great Lakes Laboratories, complete a submission form and send domestic samples to:
A&L Great Lakes Laboratories
3505 Conestoga Dr
Fort Wayne, IN 46808
International water samples can be shipped to CropKing headquarters at:
134 West Dr
Lodi, OH 44254
International tissue samples will NOT be accepted!