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By Mojobau

United Kingdom Gb

Whats the best treatment for mildew on lupins,first time i have grown them.They have powdery white leaves.



Spray with an appropriate fungicide, or try the milk treatment which works quite well for powdery mildew - 1 part milk to 9 parts water, mixed in a sprayer, spray the plant thoroughly.

15 Jun, 2014

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