This adjective is used to describe a tree that sheds its leaves annually
[DOC] [TLE] Glossary - Gardenvisit.com - the Garden Landscape Guide [PAR] Usually the plants are annual or biennial and start their life in conservatories, ... 
Canal: The term Canal is used in garden design to describe a long thin body ... 
Deciduous is an adjective used for a tree or shrub which sheds its leaves in 
winter.