AMVAC Turfcide® 400 Fungicide

Product Description

AMVAC Turfcide® 400 is a broad-spectrum soil fungicide formulated to provide effective control of various soilborne diseases in turf and ornamental plants. Its active ingredient, Pentachloronitrobenzene (PCNB) (40.0%), works by preventing fungal spores from germinating, thus stopping disease development at the source. Turfcide 400 is highly effective for disease prevention in golf courses.

Key Benefits

• Provides long-lasting residual control against a variety of soilborne pathogens.

• Protects roots and seedlings from damping-off and root rot diseases.

• Ideal for preventive applications in high-value turfgrass and ornamental settings.

• Works well in tank mixes and integrated disease management programs.

• Reduces the risk of resistance development due to its unique mode of action.

Diseases Controlled

Turfcide 400 effectively controls the following soilborne fungal diseases:

• Snow Mold (Typhula spp., Microdochium nivale)

• Brown Patch (Rhizoctonia solani)

• Pythium Damping-Off (Pythium spp.)

• Fusarium Patch (Microdochium nivale)

• Seedling Diseases (Damping-Off & Root Rot) caused by Rhizoctonia, Fusarium, and Pythium species

Application Rates

For Turfgrass (Golf Courses, Athletic Fields, and Lawns)- Apply 5 to 16 fl. oz. per 1,000 sq. ft.

Use Restrictions & Safety Considerations

• Do not apply within 5 feet of water bodies to prevent contamination.

• Restricted-entry interval (REI): 12 hours after application.

• Do not use on residential lawns.

• Avoid over-application, as excessive rates may impact soil microbial activity.

• Always wear protective gloves, goggles, and long-sleeved clothing during mixing and application.

• Keep out of reach of children and avoid ingestion or inhalation.

Conclusion

AMVAC Turfcide 400 is a reliable and effective fungicide for managing persistent soilborne fungal diseases in turf and ornamental settings. With its preventive action and residual control, it ensures healthier plants and high-quality playing surfaces. 

It is a violation of Federal law to use this product in a manner inconsistent with its labeling.  Always consult the product label for complete application instructions and safety guidelines.  For the most accurate label information please refer to the manufacturer website.