Maintaining plant health requires identifying various environmental stressors, nutritional imbalances, and biological threats. These sources explain that common issues like leaf yellowing, or chlorosis, often stem from mineral deficiencies in iron or manganese or improper soil pH levels. Physical symptoms such as wilting and drooping may signal that a plant is suffering from excessive cold or overwatering, both of which disrupt internal water regulation. Furthermore, the texts detail how to recognize and manage pest infestations from insects like thrips, aphids, and spider mites, as well as fungal and bacterial diseases. To resolve these problems, the literature  ...