Three new ornamental dogwoods introduced

Three new ornamental dogwood varieties that are resistant to powdery mildew and dogwood anthracnose have been introduced by reserachers. 'Empire' is a brilliant, white-bracted kousa dogwood with a columnar form and exfoliating bark. 'Pam's Mountain Bouquet', a kousa dogwood with a spreading form, features a prolific fused bract display. 'Red Steeple' features a columnar-shaped canopy with red foliage that fades to green and white bracts with a red tint along the margins.

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