The Contractor shall also remove undesirable vegetation including trees and the understory as directed by the Engineer within the proposed silt fence areas and limit of work shown on the plans and landscape sheets for proposed plantings. Clearing of the project corridor shall be to vertical limits as shown on the plans or as directed by the Engineer. Also included under this item is removal and disposal of miscellaneous debris, vegetation, trees, and stumps designated for removal by the Engineer within the project limits of clearing and grubbing. Where trees are to be removed, the Contractor shall remove all stumps. In addition, the Contractor shall provide selective pruning and thinning of existing trees and vegetation to remain within the project limits as directed by the Engineer and/or Landscape Architect...