arboretum (n.)

• afforestation
• bed
• boondocks
• border
• bush
• chase
• dendrology
• forest
• forestry
• garden
• greenwood
• hanger
• herbarium
• jungle
• paradise
• park
• pinetum
• reforestation
• scrub
• scrubland
• shrubbery
• silviculture
• timber
• timberland
• vinery
• vineyard
• wood
• woodland
• woods