Rust Disease:
First appreance
is yellow then progressses to red, then brown, elongated pustules enlarge
in rows parallel to veins, that rupture leaf epidermis; reddish-brown
spores
Rust Disease:First appreance
is yellow then progressses to red, then brown, elongated pustules enlarge
in rows parallel to veins, that rupture leaf epidermis; reddish-brown
spores |
|
|
|
|
Slime Mold:Milky with to gray,
almost translucent, slimy, irregular-shaped covering turf up to 12 inches;
eventually turns ash-gray to purplish |
|
 |
 |
Pythium Blight:1 to 6 inch diameter patches of irregular shape or even streaks; leaves initially water-soaked to greasy, then turn tan; white to gray, cotony mycelial growth my be evident in early morning on green leaves |
Red Thread:Spots 2 to 24 inches in diameter, but typically small, light-tan spots with distinctive reddish cast; pink to reddish mycelia threads extend out 3/4 inch from lesions on teh leaf or pink gelationous mycelia mass |
 |
 |