Gardman Soil pH Testing Kit for testing the pH level of the soil.For testing the pH level of the soilProvides the vital information needed to custom treat the soil to the cropEasy to use - instructions includedCompletes 15 tests (approx.)Set includes instruction leaflet, plant pH preference list and advice on altering pHContains potassium chloride and barium sulphateGardman Soil pH Testing Kit for testing the pH level of the soil. It provides vital information needed to custom treat the soil to the crop. The kit is easy to use with instructions included and completes approximately 15 tests.How to use:Remove the top 5cm (2") of soil and place to one sideBreak up the soil underneath to a depth of approximately 12cm (5")Place some of the lower level soil into a container and remove all stones and debris such as leaves and twigsBreak the soil up and leave to dry naturallyOnce dry add the soil to the test tube up to the 1ml markAdd one scoop of barium sulphate and add the pH test solution u