If you discover symptoms of powdery mildew on your plant, you need to act quickly before the pest spreads to surrounding plants. It would be easy and certainly very successful to get aggressive agents from the hardware store. In the long run, however, chemical pesticides do more harm than good in the garden. Pollutants accumulate in the soil and disrupt the growth of other plants. The following natural remedies have proven to be more environmentally friendly and just as effective.

Powdery mildew should be treated as early as possible

Various methods of combat

Acid and predators drive mildew away. With simple home remedies, it is possible to expel the pest biologically.

baking soda

Unfortunately only helps with powdery mildew:

  1. mix a packet of baking soda with two liters of water and add 20 ml of oil
  2. spray the solution on the affected leaves every two weeks

Natural predators

Ladybugs are probably the most effective and natural way to combat powdery mildew. Larvae and adult beetles feed on the pest. If your garden does not have any natural occurrence, you can buy the larvae in specialist shops. The most suitable, although rarely available, is the twenty-point ladybug.
Moreover, planting partners like

  • chervil
  • basil
  • garlic
  • chives
  • and the thimble

away from the parasites.

vegetable broths

You can easily make your own plant broth yourself:

  • Garlic broth:
  • Pour hot water over four finely chopped garlic cloves
  • let the broth cool down
  • spray your plant at regular intervals
  • Horsetail broth
  • Pour two liters of hot water over either 300 g of fresh or 30 g of dried field horsetail
  • Leave for 24 hours
  • boil again for half an hour
  • leave for a day
  • Dilute with water in a ratio of 1:5
  • Depending on the severity of the infestation, spray onto the leaves daily

    • Biological pesticides

    The specialist trade also offers plant protection products on a biological basis. Extracts from

    • silica
    • knotweed
    • baking soda
    • lactic acid
    • anise
    • fennel
    • microorganisms

    milk

    Unfortunately only helps with powdery mildew:

    1. mix milk or buttermilk with water in a 1:9 ratio
    2. spray your plant several times a week

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Care tips