Related Clues:

• N.B.A. venue, with 'the'
• See 5-Down
• Plot, perhaps
• Growing concern?
• Vegetable plot
• Eden, for one
• Place for plants
• Madison Square ___
• Floral setting
• Arboretum
• Mary's milieu
• Cultivation location
• Make a bed?
• Raise flowers
• Arboretum, e.g.