Nettle insecticides for plant diseases

Natural insecticides with nettles against pests

Homemade nettle preparations are also used as  natural insecticides to fight pests that can infect the pots of our terraces.

Nettles maceration to combat aphid pests and whitefly

Method of preparation of nettle remedy

Nettle extract
Nettle extract is used as a natural insecticide. It is sold on the market to be diluted in water and the plants are sprayed to treat many pests, such as mildew or aphids.
  • In the first place, gather a good nettle plant with the help of a glove, .
  • Use the whole nettle with root included.
  • Remove the soil and chopped it.
  • Let it marinate in 1 liter of water for eight or nine days.
  • Stir the maceration from time to time.
  • Filter the maceration and dilute it in a quarter of a liter of water.

How to use it?

  • With this water, we will fumigate the plant infected with aphids with the help of a sprayer.
  • It is an ecological remedy that does not pollute the environment.

More remedies with nettles for the garden

Nettles have principles to treat diseases and pests that affect the garden or garden plants.

Remedies with nettle for downy mildew

The following remedy is effective for mildew that affects vines, cabbages, cauliflowers, lettuce, onions, spinach, tomatoes, potatoes, etc. and garden plants in general:

How to prepare a maceration of nettles for downy mildew?

  • Maceration of 2 k of fresh nettles and a handful of dry nettles in 10 liters of water, for a week.
  • Stir the mixture every day.
  • Filter, and add 20 liters of water.

How to use it?

spraying the plants against the pests
The preparations with nettle are sprayed on the plants to remove pests.

Spray the plants every 15 days in spring.

Decoction remedy with nettle to eliminate aphids

Remedy with nettle for aphids that affect legumes (beans, beans, lentils, chickpeas, soybeans, peas, etc.), or garden plants in general

How to prepare a decoction  of nettles for downy mildew?

Make a decoction of a handful of dried nettles with two liters of water for 20 minutes.

How to use it?

Introduce the resulting liquid in a bottle with a spray and spray the plants every 15 days from when they start to take out the leaves in spring

Ecological fertilizer with nettle

Because of their richness in nitrogen, nettles can also be used as fertilizer to improve the composition of the soil (green manure or ecological fertilizer).

punto rojo More information on ecological treatment of plants pests and diseases

This article was endorsed by Julián Masats - Technical agricultural engineer specialized in horticulture and gardening.
Written by Editorial Botanical-online team in charge of content writing

6 June, 2019

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