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Size Matters: Accounting for Hemp Seed Size When Calibrating Your Grain Drill

By: David Suchoff, Shannon Henriquez Inoa

This article highlights the difference in grain and fiber hemp seed size and the importance of calculating seed rates.

Establishing Nitrogen and Potassium Fertilizer Rates for Floral Hemp Production

By: Maggie Short, Matthew Vann, David Suchoff, Michelle McGinnis, Keith Edmisten, Brian Whipker

This publication provides nitrogen and potassium fertilizer recommendations for optimum floral hemp yield and cannabidiol production while also understanding how nutrient rates affect THC production.

Optimizing Floral Hemp Biomass through Proper Transplant Timing and Density

By: David Suchoff, Eric Linder, Shannon Henriquez Inoa

This publication discusses the results of field trials conducted in 2020 and 2021 to determine the effects of transplant date and plant spacing on plant height and width for floral hemp. These results can help farmers make planting decisions to maximize biomass yields per acre.

Cannabis Aphid in Industrial Hemp

By: Melissa Pulkoski, Hannah Burrack

This factsheet discusses the biology, damage, and management of the cannabis aphid in industrial hemp in North Carolina.

Understanding the Relationship between THC and CBD in Hemp

By: David Suchoff, Jeanine Davis, Margaret Bloomquist, Maggie Short

This publication discusses recent research that clarifies the relationship between CBD and THC produced in floral hemp. This information can help producers adhere to USDA compliance thresholds.

Avoiding a "Hot" Crop: Minimizing the Risk of Non-compliant THC Tests through Proper Harvest Timing

By: David Suchoff, Eric Linder, Shannon Henriquez Inoa

This publication discusses the results of field trials conducted in 2020 and 2021 to understand how CBD and THC accumulate throughout floral development. It includes recommendations for appropriate sampling and harvest timing for floral hemp farmers in North Carolina.

Pythium Root and Crown Rot of Industrial Hemp

By: Ashley Troth, Lindsey Thiessen Industrial Hemp Disease Information

This factsheet discusses pythium root and crown rot in industrial hemp production.

Gray Mold of Industrial Hemp

By: Shelby Ferrell, Lindsey Thiessen Industrial Hemp Disease Information

Gray mold of industrial hemp is common to most regions that produce this crop. It is favored by cool, wet conditions, and may cause significant losses.

Hemp Russet Mite in Industrial Hemp

By: Melissa Pulkoski, Hannah Burrack

This factsheet describes the symptoms and management of the hemp russet mite, a pest of industrial hemp in North Carolina.

Twospotted Spider Mite in Industrial Hemp

By: Melissa Pulkoski, Hannah Burrack

This factsheet discusses the symptoms and management of the twospotted spider mite in industrial hemp production in North Carolina.

Leguminous Cover Crops in Organic Cannabinoid Hemp Production

By: Hannah Moshay, Allissa Halker, Alex Woodley, David Suchoff

This publication focuses on organic hemp production in North Carolina, where hemp is cultivated for cannabidiol (CBD) from female flowers. Researchers compared organic nitrogen sources and bedding systems to assess their impact on plant-available nitrogen, cannabinoid content, and floral hemp biomass throughout the growing season.