Western Sustainable Agriculture Research & Education
(SARE) Farm Internship Curriculum and Handbook

Weed Management - Field Exercise

Identification

• Tour fields and identify most common weeds (star thistle, pigweed, purslane, chicory, wild lettuce, grasses, etc.)
• Discuss why weeds are threatening to production - competition for water, nutrients in soil, light, etc.
• Pull or dig selected weeds and examine root system

Management through Manual Cultivation

• Demonstrate and practice proper techniques with various tools - wheel hoe, stirrup hoe, collinear hoe, and Mexican hoe. Discuss need for follow-up cultivation.
• Benefits - eliminates weeds, stirs soil and breaks crust (allows for easier penetration of air and water)

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