@Red colour Main reasons for paddy leaves turning red –Phosphorus (P) deficiency – leaves turn red or purple.Cold weather and water stagnation – root growth stops, leaves turn red.Root diseases or pest damage – roots fail to absorb nutrients.Highly acidic soil – nutrient imbalance in plants.Remedies – Apply phosphorus through DAP or SSP, spray zinc sulphate and biostimulant, improve field drainage, and follow balanced fertilizer management.