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Cygnus

Cygnus® Fungicide

Better Control of Powdery Mildew and More

Cygnus® fungicide offers economical, effective control of powdery mildew, rusts, scab diseases and leaf spot diseases in greenhouse, retail nurseries, non-residential landscape ornamentals and nursery crops. In fact, it is one of the top-performing fungicides for powdery mildew on the market. When used as directed, Cygnus:

  • Delivers excellent, long-term protection from powdery mildew.

  • Provides highly effective control of rust diseases, scab diseases and fungal leaf spots.

  • Has demonstrated excellent crop safety. Cygnus can be applied to petunia, pansy and impatiens species, apples, crabapples and Yoshino cherries for control of foliar pathogens, as compared to trifloxystrobin and azoxystrobin where species-specific crop injury is an issue.
  • Employs a unique uptake and transport method for kresoxim-methyl, the active ingredient in Cygnus, by combining Surface Systemic Activity™ and translaminar movement within the leaf tissue.
  • Provides control of infecting fungi by inhibiting spore germination and surface mycelial growth on or just below the leaf surface. The antisporulant activity of Cygnus contributes to long residual activity.

  • Can be applied as a spray or drench in protective or early curative applications.

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Research Proves Cygnus Works

Cygnus is one of the top-performing fungicides for powdery mildew, but research shows effective control of other key diseases as well.

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Diseases Controlled by Cygnus

Cygnus offers reliable control of several key diseases including:

  • Anthracnose on Dusty Miller
    Colleototrichum spp.

  • Carnation Rust
    Puccinia dianthi

  • Chrysanthemum Rust
    Puccinia horiana
  • Leaf Spot-Causing Fungi
    Diplocarpon rosae, Alternaria spp., Didymellina spp., Septoria spp., Blumeriella jaapii, Drepanopeziza spp., Mycosphaerella spp., Phyllosticta spp.
  • Ornamental Apple and Pear Scab
    Venturia inaequalis, Venturia pirina
  • Powdery Mildew Pathogens
    Erysiphe, Microsphaera, Oidium, Phyllactinia, Podosphaera, Sphaerotheca, Unicinula
  • Rose Rust
    Phragmidium spp.
  • Rose and Snapdragon Downy Mildew
    Peronospora sparsa, Peronospora antirrhini
  • Snapdragon Rust
    Puccinia antirrhini

Where to Use Cygnus

Cygnus is labeled for use in:
Ornamentals: Commercial greenhouses, shadehouses, lathhouses and outdoor container- or field-grown nurseries, retail nurseries and non-residential landscape areas.

Refer to product label for additional information.

Keys to Success

For best results, use Cygnus preventively when environmental conditions are favorable for disease development. Apply foliar spray solution to runoff. Thorough foliar coverage is important to ensure adequate plant protection. Use of organosilicone-based spray adjuvants in tank mixes with Cygnus carries a higher potential of injury on certain ornamentals. Use of non-organosilicone adjuvants may improve rust and powdery mildew control. Cygnus can be tank-mixed with other fungicides to broaden the spectrum of control or to limit disease resistance. Since the compatibility of Cygnus with all other pesticides has not been fully investigated, it is advisable to perform a compatibility test prior to mixing products together in a tank mix. Refer to product label for additional information.