Photo 21. (L) "Red-topped" pine with needle cast disease; photographed 2 February - note that some needles are still showing green.  (C) Same pine in April, completely brown. (R) Same pine in August, recovered.

Photo 21.
(L) “Red-topped” pine with needle cast disease;
photographed 2 February – note that some needles are still showing green.
(C) Same pine in April, completely brown. (R) Same pine in August, recovered.