Heavy mulching over a period of years may result in a buildup of soil over the crown area of plants. This condition is especially harmful to camellias. After the first 3 years, it may be advisable to rake off the old mulch before applying a new layer to prevent the roots from becoming too deeply buried. Fertilizing Ornamental plants require nutrients for healthy growth. Soils that are not well fertilized seldom contain sufficient plant nutrients.
Different soils contain varying amounts of nutrients.
Therefore, one soil or area may require larger amounts of fertilizer than another to grow plants well. The major nutrient needs for landscape plants in Alabama are nitrogen, phosphorus, and potassium. Fertilizers are available to supply these needs. Refer to your soil test report to determine the amounts of lime and fertilizer to add to your soil. Keep in mind that a soil test is needed every 2 to 3 years.