Asparagus – Rust

Key Points:

  1. Rust is caused by the fungus Puccinia asparagi
  2. Rust is only a problem on fern … not the spears
  3. Infected fern is defoliated reducing future crop yield
  4. Rust infections begin in Spring from spores on crop debris
  5. Look for early signs of rust and apply
    fungicide controls

  6. Remove volunteers as sources of spores
  7. Spores can be spread on clothing and

Matters of Facts #12 Asparagus Rust, February 2004
No.12 download pdf 447kb

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