Alfalfa
Practical IPM information for commercial agricultural production, covering a broad range of California pests. Management suggestions apply to crops grown in California but may be useful in other areas also.
Pest Management Guidelines
University of California's official guidelines for pest monitoring techniques, pesticides, and nonpesticide practices for managing pests in commercial production agriculture. More about UC IPM pest information.
UC IPM Pest Management Guidelines: Alfalfa is UC ANR publication
Year-Round IPM Program—Planting and Establishing a Stand
Year-Round IPM Program—Established Stands
General Management in an IPM Program
Invertebrates—General Information
Invertebrates—Management
- Alfalfa Caterpillar
- Beet Armyworm
- Blister Beetles
- Blue Alfalfa Aphid
- Clover Root Curculio
- Cowpea Aphid
- Cutworms
- Grasshoppers
- Ground Mealybug
- Leafhoppers
- Mormon Cricket
- Pale-Striped Flea Beetle
- Pea Aphid
- Silverleaf Whitefly
- Spider Mites
- Spotted Alfalfa Aphid
- Threecornered Alfalfa Hopper
- Thrips
- Webworm
- Weevils (Alfalfa and Egyptian Alfalfa)
- Western Yellowstriped Armyworm
Plant Diseases—General Information
Plant Diseases—Management
- Air Pollution
- Alfalfa Dwarf
- Alfalfa Mosaic Virus and Cucumber Mosaic Virus
- Anthracnose
- Bacterial Wilt
- Common Leaf Spot
- Downy Mildew
- Fusarium Wilt
- Phymatotrichopsis Root Rot (Texas Root Rot)
- Phytophthora Root and Crown Rot
- Rhizoctonia Root Canker
- Scald (Flooding and High Temperature Injury)
- Sclerotinia Stem and Crown Rot (White Mold)
- Seedling or Damping-Off Diseases
- Spring Black Stem
- Stagonospora Crown and Root Rot
- Stemphyllium Leaf Spot
- Summer Black Stem and Leaf Spot
- Verticillium Wilt
Nematodes—Management
Weeds—General Information
Weeds—Management (Seedling)
Weeds—Management (Established)
- Integrated Weed Management in Established Alfalfa
- Special Weed Problems in Established Alfalfa
- Common and Scientific Names of Weeds in Established Alfalfa
- Susceptibility of Winter Weeds to Herbicide Control in Established Alfalfa
- Susceptibility of Spring and Summer Weeds to Herbicide Control in Established Alfalfa
- Herbicide Treatment Table for Established Alfalfa
Vertebrates—General Information
Vertebrates—Management
Publication Information
Supplemental Pages
Monitoring Instructions
Monitoring Forms
- Invertebrates—Alfalfa Caterpillar and Armyworm Monitoring (PDF)
- Invertebrates—Aphid Monitoring and Sampling (PDF)
- Invertebrates—Leafhopper Monitoring (PDF)
- Invertebrates—Weevil Monitoring (PDF)
- Weeds—Alfalfa Established Stands Weed Survey (PDF)
- Weeds—Alfalfa Weed Survey During Seedling to Stand Establishment (PDF)
Photo Identification
- Invertebrates, Diseases, and Nematodes—Pests in Seedling Alfalfa
- Invertebrates—Aphids
- Invertebrates—Caterpillars
- Invertebrates—Natural Enemies of Aphids
- Invertebrates—Other Pests in Summer
- Diseases and Nematodes—Spring
- Diseases—Stand Establishment
- Diseases—Summer
- Weeds—Perennial/Biennial Weeds at Planting
- Weeds—Perennial/Biennial Weeds in Established Stands
- Weeds—Problematic Weeds
- Weeds—Summer Annual Seedlings
- Weeds—Summer Annual Weeds at Planting
- Weeds—Winter Annual Weeds
- Vertebrates—Common Pests
