Arboriculture Terms

cultivated variety of a plant that cannot be reproduced without human assistance. Usually propagated asexually (cloned) (compare to variety).

1) method of controlling plant pests by providing a growing environment favorable to the host plant and/or unfavorable to the pest (see Plant Health Care and Integrated Pest Management). 2) management of vegetation through alternative use of the right-of-way that precludes growth of incompatible vegetation through establishment of crops. pastures. prairies. parks. successful cover-type conversion. […]

too little or too much sunlight. water. fertilizer. air. pests. or other factors resulting in poor health or growth.