Colony morphology on V8 at 14 days
Photo Gallery
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P. cryptogea colony morpholgy on V8  |
P. agathidicida lesion on kauri tree  Advancing triangular lesion extending up the trunk of an 80 cm DBH kauri tree in the Huia Dam Site along Twin Peaks Track, Waitakere Regional Park |
P. pluvialis symptoms  Symptoms of red needle cast on Douglas-fir needles |
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P. siskiyouensis canker on Italian alder  Bleeding canker at the base of a tree and a sprinkler emitter (arrow) adjacent to the trunk |
P. tentaculata disease symptoms on California mugwort  Outplanted California mugwort (Artemisia douglasiana) infected with P. tentaculata, 4.5 years after planting. Plant shows stunting and chlorosis. (P. cryptogea and P. lacustris were also baited from roots/soil of this plant). |
P. katsurae disease symptoms  Infected chestnut tree with girdling canker on stem |
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P. arenaria disease symptoms on Banksia landscape  Dead Banksia sp. in a Kwongan heathland on mineral sand near Eneabba, Western Australia recently killed by root and collar rot caused by Phytophthora arenaria |
P. siskiyouensis bleeding canker  Bole lesions in the tissues under the bark of a bleeding canker: discoloration in the secondary phloem tissue |
P. cambivora coralloid irregular hyphae  Coralloid irregular hyphae |
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P. pseudosyringae hyphal swellings  Sub-globose hyphal swellings in water |
P. pinifolia on Pinus radiata  Pinus radiata dead needles caused by DFP with healthy new growth from DFP |
Phytophthora cactorum disease symptoms on English walnut  Dieback of Juglans regia caused by Phytophthora cactorum |