Grafting Putty from Mexico
Grafting putty is a flexible mastic applied to plant grafts to seal wounds and prevent infection. Made from resins and fillers, it classifies under HTS 3214.10.00 as grafting putty for horticultural use.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide certificates confirming non-toxic, plant-safe formulation to avoid pesticide regulations
• Declare exact resin composition to distinguish from general caulking compounds
• Check for APHIS requirements if perceived as plant treatment product