Chrysanthemum (Chrysanthemum indicum)

Rust(Puccinia crysanthemi)

Symptoms

  • Rust is a serious disease especially in the early spring.
  • The disease symptoms are in the form of brown blister-like swellings, which appear on the undersides of leaves.
  • These burst open releasing masses of brown, powdery spores.
  • Severely infected plants become very weak and fail to bloom properly.

Management

  • Early removal of infected leaves/plants helps to prevent the further spread of the disease.

Chemical Control

Sl.No Generic Name Trade Name Color code Dosage/litre Knapsack Sprayer (Capacity 10L) Recommendation Remarks
Dosage/acre (200 L) Dosage/hectare (500 L)
1 Dinocap 48 EC Arathane, Karathane Blue 2 ml/ litre of water 20 ml 400 ml 1000 ml
2 Wettable sulphur 80 WP Dhanusul 80 WP , Dhanusulf, Ganesulf, Insulf, Microsul, Sulfex, Sulfix 80 WPSulfex80, Tagsulf, Thiovit, Wettasul Green 2 g/ litre of water 20 g 400 g 1 kg
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Extremely Toxic
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Highly Toxic
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Moderately Toxic
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Slightly Toxic