ODC organic super Concentrated - New 1 fl oz bottle for farm acreage, orchards, nurseries, greenhouse, lawns and gardens. Derived from aquatic materials - shellfish (chitin)- natural source of N. MAKES hundred of gallons of ready to use solution.
Digital Leaf Sensor Meter for leaf sensor voltage readings - no external battery required. Special cable connects directly to a leaf sensor. Ready to take leaf sensor readings, connector/cable included.