| Description | 'Green Giant' Arborvitae' (Thuja) is a tall rapid-growing pyramidal tree. It is a hybrid between Western Red Cedar and Japanese Arborvitae. | 
|---|---|
| Plant Type | Trees Coniferous, Shrubs Coniferous | 
| Hardiness Zone | 5-7 | 
| Sunlight | full sun to light shade | 
| Moisture | average | 
| Soil & Site | most any soil | 
| Flowers | not of ornamental vlue | 
| Fruit | small persistent oblong woody cones. | 
| Leaves | dense, fragrant, green in flat sprays, good winter color | 
| Dimensions | 30-60 feet tall by 10-20 feet wide, tight pyramidal form, can grow up to 5 feet per year in optimum sites | 
| Maintenance | little or no pruning is required | 
| Propagation | cuttings | 
| Cultivar Origin | Green Giant is a hybrid between Western Red Cedar plicata and Japanese Arborvitae (Thuja standishii). A plant from D.T. Poulsen of Denmark was sent to the United States National Arboretum in 1967. | 
| Author's Notes | People come into the garden center and ask for this plant by name. It has received a lot of press in the past few years. | 
| Notes & Reference | #144-Missouri Botanical Gardens website (www.missouribotanicalgarden.org), Wayside Gardens website, National Arboretum website | 
 
                 
                         
                         
                         
                         
                         
                         
        