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Plant tissue test includes everything you need to get qualitative results
Simplified plant tissue field tests help you determine whether your growing plants are receiving adequate amounts of nitrates, phosphorus and potassium from the soil. Requires just one diced green plant tissue sample that’s been saturated in an extracting solution for each of the three N-P-K tests. Provides results as “Abundant,” “Adequate” or “Deficient.” Includes 50 tests per N-P-K factor. USA made.
Keep your kit fully stocked with the Reagent Refill (Item # 226174).
NOTE: Requires special handling due to DOT regulations. Additional shipping charges will apply. Cannot be shipped by air.