Webgen Phytophthora lateralis, which is responsible for the Port-Orford-cedar root disease (Betlejewski et al., 2003, 2004; Hansen, Goheen, Jules, & Ullian, 2000). The pathogen, which was first discovered in a North American nursery in 1923, has subsequently led to high mortality of C. lawsoniana in portions of its native range (Figure 1) WebPort-Orford-cedar populations have been heavily damaged by a root disease caused by the exotic algal fungus Phytophthora lateralis. The disease was first reported in 1923 near a …
Port-Orford-Cedar Root Disease - Don
WebPort Orford Cedar. Port Orford cedar ( Chamaecyparis lawsoniana) is a coniferous tree native to southern Oregon and northern California. This 1922 photo shows several mature cedars growing in a mixed stand of spruce and other conifers located on Coos Bay Lumber Company land near Wooden Rock Creek. Port Orford cedars can live for hundreds of years. WebPort Orford cedar, Chamaecyparis lawsoniana (A. Murr.) Parl. Range . Very limited, covering about 220 miles from north to south. In greatest abundance within 40 miles of the Pacific Ocean in southwestern Oregon and northwestern California, with patchy distribution farther inland. Found in Siskiyou and Klamath National Forests. Climate, elevation the property jungle log in
Six Rivers’ campgrounds ready to open for holiday weekend
WebWestern Red Cedar, Western red-cedar, Thulja plicata Incense Cedar, Incense-cedar, Calocedrus decurrens Alaska Cedar, Alaska-cedar, Callitropsis nootkatensis (formerly Chamaecyparis nootkatensis) Port Orford Cedar, Port Orford-cedar, Chamaecyprisis lawsoniana The above hyphenated common names are more appropriate for they … WebCharacteristics of Port Orford Cedar. Common names: Port Orford Cedar, white Cedar, Oregon Cedar, ginger pine, and Lawson cypress. Scientific name: Chamaecyparis lawsoniana. Tree size: 150 – 200 feet tall, 4 – 7 feet trunk diameter. Found: SW Oregon and NW California, typically along the coast. Janka Hardness Scale: 590 lb f. Web1989, it referenced a then-current “Port-Orford-cedar Action Plan” at its primary strategy for controlling and mitigating POC root disease spread (FSEIS, pp. 2-13–14). Portions of the Action Plan were duplicated in the Plan for reference. Under the Plan, the Forest along with the property jungle login