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Volcanic Rock also helps prevent evaporation and soil splash back from garden beds
Non-biodegradable
commonly available everywhere
100g Chelated Fe-EDTA
✔️Works well and is food safe
HortiStick 3-in-1 neem Volcanic Rock also helps preventThe HortiStick is the ultimate all in one nutrient checker. It is an indispensable tool now made available for commercial, hobbyists and the home growers. The HortiStick is rugged and splash proof. It can be used as a stirrer and at the same time, to measure nutrient concentration, pH and temperature at one go. The HortiStick features a dual LCD display with backlighting no more worries about in dim environments or any holding tanks. Each measurement
