wilted podocarpus macrophyllus turns red after drying. the leaves turn red and gradually wilt due to pests and diseases

phytopathology microorganism podocarpaceae macrophyllus agriculture broadleaved environment largeleaved podocarpus background longleaved gradually bacterial pathology diseases diseased japanese parasite pathogen insects botanic closeup damaged symptom disease ecology foliage healthy turning wilting wilted drying leaves turned caused aphids canker bonsai fungus mildew threat vermin turns pests scale color green plant shrub trees turn wilt tree dead leaf pest sick red may bud ill yew