|Bleeding canker||Sap oozes from the lower trunk near the soil line. Needles yellow and fall as branches die back.||Phytophthora||Remove the infected plant and do not replace it with a Taxus or other Phytophthora-susceptible plant.|
|Dieback||Needles on branches yellow as the branch dies.||Excessive soil moisture.||Do not plant Taxus in poorly drained locations, especially in areas of heavy clay.|
|Edema||Bumps of scab-like tissue form on the underside of needles.||Excessive soil moisture.||See dieback above.|
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