Product Overview

Junction is available in water-soluble packets, making it easy-to-handle, mix, and apply. Active on many troublesome foliar fungal and bacterial diseases, this powerful combination provides excellent control of many of the most difficult to manage ornamental diseases both in the nursery and landscape.

Superior formulation
Easy to handle use and is easy on spray equipment
Low risk of resistance
Great tool to incorporate into any IPM program
Broad-spectrum disease control
Eliminate multiple diseases as well as algae utilizing a single product
Very fine particle size
Maximizes leaf surface coverage for increased plant protection
Junction Quick Facts
Use Sites
Greenhouses/Shadehouses, Outdoor Nurseries, Landscape Plantings, Forest Conifers Non-bearing Fruit Trees and Vines
Pests Controlled
Bacterial Pathogens: Erwinia spp., Pseudomonas spp., Xanthomonas spp., Bacterial Leaf Blight/Spot; Fungal Pathogens: Alternaria, Anthracnose, Black Spot, Botrytis Blight, Cercospora Leaf Blight/Spot, Dothistroma Needle Blight, Downy Mildew, Leaf Spots, Needlecasts, Phytophthora Dieback, Powdery Mildew, Rust, Scab
Recommended Rate
1.5 - 3.5 lbs. per 100 gallons
Restricted-Entry Interval (REI)
48 hours
Active Ingredient
Copper Hydroxide and Mancozeb
Mode of Action (FRAC Group)
Multi-site activity (M1 & M3)

Controlling Nursery Diseases

Labels and SDS

Specimen Label

Safety Data Sheet

Registered States

Diseases Controlled

Junction controls a broad-spectrum of fungal and bacterial pathogens of ornamentals. Examples include;

Fungal Pathogens

  • Alternaria
  • Anthracnose
  • Black Spot
  • Botrytis Blight
  • Cercospora Leaf Spot
  • Dothistroma Needle Blight
  • Downy Mildew
  • Leaf Blights
  • Leaf Spots
  • Needle and Twig Blights
  • Needle Cast
  • Phytophthrora Blight
  • Powdery Mildew
  • Rust
  • Scab

Bacterial Pathogens

  • Xanthomonas spp.
  • Pseudomonas spp.
  • Bacterial Blight
  • Erwinia spp.
  • Fireblight

Experts in Ornamental & Nursery Solutions

SePRO provides high-quality solutions for insect and disease control, as well as plant growth regulation to help you bring healthy, sellable plants and produce to your customers. See how we can help.