
Western Red Cedar
Thuja plicata
Height50 to 70 ftSpread15 to 25 ftGrowth1 to 2 ft / yrZones5 to 8
Low maintenanceLeyland cypress, a dense pyramidal tree · Photo: W.Baumgartner, CC BY-SA 3.0
Cupressus x leylandii
About the fastest screen you can buy. Feathery, soft and very large if left alone.
Needs shearing once or twice a year to hold as a hedge and will not regrow from bare wood. Shallow roots and canker can shorten its life.
Leyland Cypress, up to 70 ft tall and 25 ft wide
Same use, closest in size

Thuja plicata

Calocedrus decurrens

Thuja standishii x plicata