espaliered

adjective
  1. trained and pruned to grow flat against a wall, fence, or framework in a formal pattern
  2. Usage: horticultural term; commonly used in gardening and landscape design
verb
  1. past tense and past participle of espalier; to train and prune a tree or shrub to grow flat against a support structure
  2. Usage: transitive verb; horticultural practice

Examples