Brain disorders can also have an effect on the display of delta waves. Parkinson's disease, schizophrenia, and narcolepsy are all characterized by changes in delta wave activity. Some drugs and chemicals have been shown to impact the brain's delta waves.
Pruning advanced ornamental trees. Now's the time... Generally speaking an ornamental tree is one that is grown for its decorative looks and not for food. Winter is the perfect time to prune deciduous ornamental trees, as their structures are dormant. Inside the tree though, important processes are underway.
Care of Newly Planted Ornamentals. Watering: Regular watering is critical during establishment of newly planted trees and shrubs. Keep the root system moist, but not too wet, for the first six to eight weeks after planting. The amount of water and frequency of application depend on the soil type and the type of plant.