Utah Plant Pest Diagnostic Lab
Diseases Diagnosed in November 2010
Common Name: Summer Patch
Scientific Name: Magnaporthe sp.
Situation: Turf
County: Utah
Fact Sheet Purdue Univ.
Images Forestry Images; Utah State UNiversity
Photo: Mary Ann Hansen, Virginia Polytechnic Institute and State Univ., Bugwood
![anthrocnose](/planthealth/uppdl/images/uploads/current-pests/Colletotrichum-Paul-Bachi-University-of-Kentucky-Research-and-Education-Center-Bugwood.jpg)
Common Name: Anthrocnose
Scientific Name: Colletotrichum graminicola
Situation: Turf
County: Cache
Fact Sheet Univ. CA Davis
Images Forestry Images
Photo: Paul Bachi, University of Kentucky Research and Education Center, Bugwood.org
![ascochyta](/planthealth/uppdl/images/uploads/current-pests/Ascochyta-Leaf-Blight-Ned-Tisserat-CSU-Bugwood.jpg)
Common Name: Ascochyta Leaf Blight
Scientific Name: Ascochyta sp.
Situation: Turf
County: Cache
Fact Sheet Colorado State Univ.
Photo: Ned Tisserat, Colorado State University, Bugwood.org
![rust](/planthealth/uppdl/images/uploads/current-pests/Rust-on-Turfgrass-Ryan-Davis-Utah-State-University.jpg)
![rust](/planthealth/uppdl/images/uploads/current-pests/Rust-on-Turfgrass-2-Ryan-Davis-Utah-State-University.jpg)
Common Name: Rust
Scientific Name: many
Situation: Turf/field
County: Utah
Fact Sheet asp.net
Photo: Ryan S. Davis, Utah State University
![rust](/planthealth/uppdl/images/uploads/current-pests/Rust-on-Globe-Mallow-Leaf-3-Ryan-Davis-Utah-State-University.jpg)
![rust](/planthealth/uppdl/images/uploads/current-pests/Rust-on-Globe-Mallow-Leaf-2-Ryan-Davis-Utah-State-University.jpg)
![rust](/planthealth/uppdl/images/uploads/current-pests/Rust-on-Globe-Mallow-Ryan-Davis-Utah-State-University.jpg)
![rust](/planthealth/uppdl/images/uploads/current-pests/Rust-on-Mallow-Leaf-Ryan-Davis-Utah-State-University.jpg)
![rust](/planthealth/uppdl/images/uploads/current-pests/Rust-Spores-SEM-Claudia-Nischwitz-Utah-State-University.jpg)
Common Name: Rust
Scientific Name: many
Situation: Turf/field
County: Utah
Fact Sheet
Photo: (Digital photos) Ryan Davis, Utah State University (SEM) Claudia Nischwitz, Utah State University
![blue spruce](/planthealth/uppdl/images/uploads/current-pests/Spruce-1.jpg)
![blue spruce](/planthealth/uppdl/images/uploads/current-pests/Spruce-2.jpg)
![blue spruce](/planthealth/uppdl/images/uploads/current-pests/Spruce-4.jpg)
![blue spruce](/planthealth/uppdl/images/uploads/current-pests/Spruce-8.jpg)
![blue spruce](/planthealth/uppdl/images/uploads/current-pests/Spruce-7.jpg)
Common Name: Blue Spruce: Disease Unknown
Scientific Name: na
Situation: Many Blue Spruce Trees Throughout Utah
County: Many
Photo: Ryan Davis, Utah State University
*Links in the table are not intended as authoritative sources of management information. Established links allow users to view pictures of pests and find general biology and control information; for Utah-specific control recommendations please contact the Utah Plant Pest Diagnostic Lab @ 435-797-2435. Pictures above are not always the exact species identified, but are representative