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Available Cu

Available Cu is copper for flowers and ears. Don’t dump it without a test.

Speed
  1. Available Cu。
  2. Available Cu is copper for flowers and ears. Don’t dump it without a test.。
  3. Cu bleaches and curls leaf tips;。
  4. ears set poorly. New leaves go first.。
  5. Cu bleaches and curls leaf tips;。
  6. ears set poorly. New leaves go first.。

How it appears on the sheet

Cu bleaches and curls leaf tips; ears set poorly. New leaves go first.

A sketch. Do not fertilise from the picture alone.

Common units

Available Cu often mg/kg.

How to read the number

Cu bleaches and curls leaf tips; ears set poorly. New leaves go first. Very organic sands, and soils too acid or too alkaline, can run short. The toxic window is not wide either Easy to mix up: Disease on ears brings lesions and humidity; Cu is cleaner white tips and poor set. Test before you spray a fungicide Available Cu is copper for flowers and ears. Don’t dump it without a test.。

Thresholds only, not a prescription. Rates live in the field guide. This page does not hand you a bag count.

What it looks like in the field

Cu bleaches and curls leaf tips; ears set poorly. New leaves go first.

Don’t do this

  • Copper dumped without a test.
  • Blank ears sprayed as disease first.
  • Disease on ears brings lesions and humidity; Cu is cleaner white tips and poor set. Test before you spray a fungicide.

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