Calibration Standard Card for calibration the Leaf Sensors -contains 1 ea. graduated calibrated micro-thin disks. Track voltage / inches (mm).

16 Fluid oz. ODC™ colloidal chitosan solution for trees and plants. Homeopathic plant and tree remedy. Treats over 150 pines trees and acres of lawn. SAVE - Volume Discount - less than $.49 per dose/tree. Order now limited supply!

ODC organic Super Concentrated - New 1.2 fl oz bottle for trees, gardens, orchards, nurseries, greenhouse, & lawns. Made from aquatic materials - shellfish - natural source of (N). MAKES 150 gallons of ready to use solution. 5x more concentrated.

BEYOND All Natural Plant Amendment™ 1.2 fl oz Concentrate bottle - makes 30 gal. Overrides stress caused by environmental factors & deficiencies. Proven by NASA & organic growers since 1997. Meets USDA Organic Standard. Contains nitrogen trace elements.

Low profile solenoid for precision irrigation control. Solenoid (0-500 psi). 1/8" Male Pipe Thread, Inlet & Outlet. Low voltage operation(24 vdc). Includes: Transformer 24 VAC (1 amp)