Extension Resources - Horticulture - Vegetables

Cropping Practices Greenhouse and High Tunnel Production Marketing Production Guides Research Results

Cropping Practices

• NEW!! Early Blight Management for Organic Tomato Production (eXtension)
• NEW!! Management of Non-Pathogenic Fruit Disorders of Tomato in Organic Production Systems (eXtension)
• NEW!! Managing Diseases of Organic Tomatoes in Greenhouses and High Tunnels (eXtension)
• NEW!! Organic Management of Late Blight of Potato and Tomato (Phytophthora infestans) (eXtension)
• NEW!! Organic Management of Late Blight of Potato and Tomato with Copper Products (eXtension)
• NEW!! Downy Mildew of Basil - Organic Management Strategies (OMAFRA)
• NEW!! Introduction to Season Extension in Organic Vegetable Production Systems (eXtension)
• Blossoming cabbage fields help beneficial insects (FiBL)
• Cover Crops on the Intensive Market Farm (Centre for Integrated Agricultural Systems)
• Companion Planting: Basic Concept and Resources (ATTRA)
• DIG: Diversity in Gardens (Sharon Rempel)
• Field vegetable production: Using cover crops for weed management (AAFC)
• Flowering plant strips as potential host plants for natural enemies (PDF, 8.7MB)
• Green in the winter brings white flowers in the summer (FiBL)
• Minor use label expansion granted for Milstop Foliar Fungicide for control of powdery mildew on field peppers

• No-till management for sustainable and organic systems (Rodale)
• Organic Production of Horticultural Crops (Saskatchewan)
• Perennial green manures - Gary Clausheide and Sweet Clover Farm of Valleyfield, PEI
• Production of Novel High Quality Horticultural Growing Media (OACC)
• Resource Guide for Organic Insect and Disease Management (Cornell)
• Seed Production and Variety Development for Organic Systems (ATTRA)
• SERENDADE MAX Biofungicide Granted 1st Canadian Registration for a Range of Crops, Crop groups and Diseases
• Sustainable Organic Vegetable Systems: Evaluating Green Manure and Biowaste Composts (OACC)

• Sustainable Production Factsheets (Pest Management Centre)
  • Hands-Off Method for Application of Microbial Agents
• Sustainable Production of Fresh-Market Tomatoes and Other Vegetables With Cover Crop Mulches (USDA)
• Trap Crops and Banker Plants - Thinking outside the pest management tool box (OMAFRA)
• Tomato Grafting for Disease Resistance and Increased Productivity (SARE)
• The Ubiquitous Use of Plastic Mulch in Organic Systems (OACC)
• Use of forestry residuals in high value and organic horticultural crop production (OACC)
• Vermicompost Beneficial for Organically Grown Tomatoes (Science Daily)
  • See the research abstract...
• Video Clips about Organic Farming (eXtension)

Greenhouse and High Tunnel Production

• NEW!! Managing Diseases of Organic Tomatoes in Greenhouses and High Tunnels (eXtension)
• NEW!! Profiting from your Greenhouse Effect: the Essentials of Season Extension (ACORN)
• Determination of nutrient availability of organic fertilizers for potential use on greenhouse crop: Part 1
• Determination of nutrient availability of organic fertilizers for potential use on greenhouse crop: Part 2
• Fruit, Flower and Vegetable Production in High Tunnels - Tri-state Organic Video Series (Purdue)
• High Tunnels for Season Extension Webinars (Great Lakes Vegetable Working Group)
• Hoophouses and High Tunnels - Tri-state Organic Video Series (Purdue)
• Liquid fertilizer needed to sustain organic tomato production (OACC)
• Organic Greenhouse Tomatoes Pick of the Crop (OACC)
• Organic Potting Mix Basics (eXtension)
• Organic Potting Soil Considerations (OACC)
• Sanitation Recommendations for Management of Insect and Mite Pests of Greenhouse Vegetables (OMAFRA)

Marketing

• National Fruit and Vegetable Organic Summary (USDA’s Agricultural Marketing Service)
  • Available free every Tuesday, the new report provides an easy-to-use summary of the market data, including wholesale and shipping point prices and movement data

Production Guides

• NEW!! Field Production of Organic Tomatoes (eXtension)
• Asparagus production (ATTRA)
• Basics of Organic Seed Production (Organic Seed Alliance & eXtension)
• Cornell University's Organic Vegetable Production Guides
  • Beans (PDF, 1.2 MB)
  • Carrots (PDF, 1.3 MB)
  • Cole Crops (PDF, 1.6 MB)
  • Curcurbits (PDF, 1.4 MB)
  • Lettuce (PDF, 1.8 MB)
  • Peas (PDF, 775 kb)
  • Potatoes (PDF, 2.0 MB)
  • Spinach (PDF, 1.4 MB)
    
    

• DIG: Diversity in Gardens (Sharon Rempel)
• Garlic production (ATTRA)
• Guidance manual for organic collection of wild plants (PDF, 1.12 MB)
• Herb Profiles (OMAFRA)
• Herb production in organic systems (ATTRA)(PDF, 942 kb)
• Hops: Organic Production (ATTRA)
• Organic Pumpkin and Winter Squash Production (ATTRA)

• Potatoes: Organic Production and Marketing (ATTRA)
• Speciality lettuce and greens - organic production (ATTRA)
• Sweet corn production guide (ATTRA)(PDF, 1.2 MB)
• Sweet potato: organic production (ATTRA)

Research Trial Results

• Comparison of growth, nutrition, and productivity of tomato, cucumber and sweet pepper on organic media of varying composition, supplemented with liquid organic fertilizers
• It’s the great (oilseed) pumpkin!
• Maritime organic seed trials: Carrots (OACC)
• Maritime organic seed trials: Broccoli (OACC)
• Oilseed pumpkin production: Fertility and pest control (OACC)
• Oilseed Pumpkin Production: Variety and Fertility Trials (OACC)
• On-farm Variety Trials: A Guide for Organic Vegetable, Herb,
  and Flower Producers (Organic Seed Alliance)
• Organic Garlic Growing Trials in Ontario
• Organic Onions, Carrots and Potatoes Do Not Have Higher Levels of Healthful Antioxidants, Study Finds (ScienceDaily)
• Organic Tomato Juice Contains More Beneficial Phenolic Components Than Juice from Conventionally Grown Crops (ScienceDaily)
  • See the research abstract
• Sustainable production of organic high-value vegetable crops on the Prairies (OACC)