You must plant adapted plants and in the correct season. Good soil and perfect fertility will never make date palms or pin oaks grow well in north Texas. Poorly adapted ornamental plants and food crops are in stress from the minute they are planted. When plants are in stress, they are attached by insect pests and disease. It s Nature s way of trying to clean up our mistakes.
Plants have to like the climate, the soil and the water to be successful.
Yes, we can grow some unadapted plants with tender loving care. In fact, the organic approach makes it easier to grow roses, tomatoes, peaches and other crops that would really prefer to be somewhere else.