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      • Make some
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      • Flowering potted plants
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      • Flowering shrubs
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      • Ground cover
      • Climbing plants
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      • fruit
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      • Haveplantesæt
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      • against codling moths
      • against plum moths
      • against clothes moths
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      • against thrips
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      • against thrips and spider mites
      • against fungus gnats and bird mites
      • against ants
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      • against flea beetles
      • against vine weevils and grubs
      • against mole crickets & Co.
      • against slugs
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    • for plant care
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      Outsider Box - Surprise Box - Mix of unique plants - 8-12 plants per set
      Scindapsus Pictus 'Argyraeus' – Spotted Ivy - 15-25 cm
      Scindapsus Pictus 'Argyraeus' – Spotted Ivy - 15-25 cm
      Ficus Lyrata – Fiddle-leaf Fig – 30-130 cm
      Ficus Lyrata – Fiddle-leaf Fig – 30-130 cm
      Surprise Box – Mix of Houseplants – 5-10 plants per set
      Surprise Box – Mix of Houseplants – 5-10 plants per set
      Ficus Ginseng – Bonsai-Feige, 40–70 cm
      Ficus Ginseng – Bonsai-Feige, 40–70 cm
      Ceropegia woodii – Lantern flower - 14 cm pot, 50 cm tall
      Ceropegia woodii – Lantern flower - 14 cm pot, 50 cm tall
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      Yellow Kiwi “Golden Kiwi” (Actinidia deliciosa), 2 plants, 50 cm tall
      Yellow Kiwi “Golden Kiwi” (Actinidia deliciosa), 2 plants, 50 cm tall
      Mini kiwi “Issai” – Actinidia arguta, 2 plants, 11 cm pot, approx. 40 cm height
      Mini kiwi “Issai” – Actinidia arguta, 2 plants, 11 cm pot, approx. 40 cm height
      Apple tree “Elstar” – in a pot, 90 cm tall
      Apple tree “Elstar” – in a pot, 90 cm tall
      Fig tree “Little Miss Figgy” (Ficus carica) Organic – 23 cm pot, approx. 50 cm tall
      Fig tree “Little Miss Figgy” (Ficus carica) Organic – 23 cm pot, approx. 50 cm tall
      Bay laurel (Laurus nobilis) – 35–130 cm
      Bay laurel (Laurus nobilis) – 35–130 cm
      Trachycarpus fortunei – robust, hårdfør palme, 21 cm potte, 90-100 cm højde
      Trachycarpus fortunei – robust, hårdfør palme, 21 cm potte, 90-100 cm højde
      • Mediterranean & citrus plants
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      Fig tree “Brown Turkey” (Ficus carica) – 19cm pot, 90cm tall
      Fig tree “Brown Turkey” (Ficus carica) – 19cm pot, 90cm tall
      Nobilis gran – mini juletræ, 30–60 cm
      Nobilis gran – mini juletræ, 30–60 cm
      Yellow Kiwi “Golden Kiwi” (Actinidia deliciosa), 2 plants, 50 cm tall
      Yellow Kiwi “Golden Kiwi” (Actinidia deliciosa), 2 plants, 50 cm tall
      Mini kiwi “Issai” – Actinidia arguta, 2 plants, 11 cm pot, approx. 40 cm height
      Mini kiwi “Issai” – Actinidia arguta, 2 plants, 11 cm pot, approx. 40 cm height
      Apple tree “Elstar” – in a pot, 90 cm tall
      Apple tree “Elstar” – in a pot, 90 cm tall
      Hibiscus syriacus 'Tricolour' – standardtræ til terrasse og have, 19 cm potte, 90 cm højde
      Hibiscus syriacus 'Tricolour' – standardtræ til terrasse og have, 19 cm potte, 90 cm højde
      • Flowering shrubs
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      Fig tree “Brown Turkey” (Ficus carica) – 19cm pot, 90cm tall
      Fig tree “Brown Turkey” (Ficus carica) – 19cm pot, 90cm tall
      Outsider Box - Surprise Box - Mix of unique plants - 8-12 plants per set
      Outsider Box - Surprise Box - Mix of unique plants - 8-12 plants per set
      Scindapsus Pictus 'Argyraeus' – Spotted Ivy - 15-25 cm
      Scindapsus Pictus 'Argyraeus' – Spotted Ivy - 15-25 cm
      Ficus Lyrata – Fiddle-leaf Fig – 30-130 cm
      Ficus Lyrata – Fiddle-leaf Fig – 30-130 cm
      Surprise Box – Mix of Houseplants – 5-10 plants per set
      Surprise Box – Mix of Houseplants – 5-10 plants per set
      Ficus Ginseng – Bonsai-Feige, 40–70 cm
      Ficus Ginseng – Bonsai-Feige, 40–70 cm
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      Parasitic wasps against codling moths
      Parasitic wasps against plum moths
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      Predatory mites against thrips for hanging or scattering
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      Predatory mites against spider mites for hanging or scattering
      Predatory mite mix against thrips & spider mites for hanging or scattering
      Predatory mite mix against thrips & spider mites for hanging or scattering
      Predatory mite mix against fungus gnats & red bird mites – loose product
      Predatory mite mix against fungus gnats & red bird mites – loose product
      Predatory mites against thrips – loose product
      Predatory mites against thrips – loose product
      Predatory mite mix against thrips & spider mites – loose product
      Predatory mite mix against thrips & spider mites – loose product
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      SF nematodes against fungus gnats, codling moths & ants
      SF nematodes against fungus gnats, codling moths & ants
      HB nematodes against black vine weevils and grubs
      HB nematodes against black vine weevils and grubs
      SF nematodes against codling moth
      SF nematodes against codling moth
      SF nematodes against ants
      SF nematodes against ants
      SF nematodes against flea beetles
      SF nematodes against flea beetles
      SC nematodes against mole crickets, meadow crane flies and cutworms
      SC nematodes against mole crickets, meadow crane flies and cutworms
      • against ants
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      Other beneficial organisms
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    • against ants
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    • against insects for horses
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    • mod mus/rotter
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    Neem oil
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      Food moth trap (10 value pack)
      Food moth trap (10 value pack)
      Bread beetle window trap with special attractant
      Bread beetle window trap with special attractant
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      Fruit fly window trap with special attractant
      Fungus gnat window trap with special attractant
      Fungus gnat window trap with special attractant
      Fly window trap with special attractant
      Fly window trap with special attractant
      Mosquito window trap with special attractant
      Mosquito window trap with special attractant
      • against bread beetles
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      Paper fish trap with special attractant
      Paper fish trap with special attractant
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      Bed bug trap with special attractant
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      Bread beetle trap with special attractant
      Silverfish trap with special attractant
      Silverfish trap with special attractant
      Cockroach trap with special attractant
      Cockroach trap with special attractant
      Larder beetle trap with special attractant
      Larder beetle trap with special attractant
      • against ants
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      • against paper fish
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      Paper fish trap with pheromone attractant
      Paper fish trap with pheromone attractant
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      Bed bug trap with pheromone attractant
      Pheromone attractant replacement foils for sticky traps (3 pieces)
      Pheromone attractant replacement foils for sticky traps (3 pieces)
      Bread beetle trap with pheromone attractant
      Bread beetle trap with pheromone attractant
      Cockroach trap with pheromone attractant
      Cockroach trap with pheromone attractant
      Larder beetle trap with pheromone attractant
      Larder beetle trap with pheromone attractant
      • Attractant replacement foils
      • against ants
      • against bed bugs
      • against bread beetles
      • against cockroaches
      • against common beetles
      • against woodlice
      • against grain beetles
      • against paper fish
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Hvide kålsommerfugle: Sådan genkender du larver på kål og forebygger dem naturligt

Kålhvide sommerfugle er typiske skadedyr i køkkenhaven: Sommerfuglene lægger æg på kålplanter, hvorfra larver klækkes, som hurtigt kan fortære bladene. Her lærer du, hvordan du genkender æg, larver og fødeskader, og hvordan du beskytter din kål naturligt.

ⓘPieris brassicae / Pieris rapae #Hvidkålsommerfuglelarver · Huller i kålblade

Hvad er kålhvide sommerfugle?

Kålhvide sommerfugle er hvide sommerfugle, der er meget almindelige i haver. Problemerne er... larverDe lever af kålblade og kan hurtigt forårsage omfattende skader, især på unge planter og tætte bevoksninger. Der skelnes almindeligvis mellem... Stor hvid og den Lille hvid sommerfugl – begge kan inficere kålplanter.

Larver spiser blade Æg på undersiden af bladene Flere generationer mulige
Vigtig bemærkning: Ikke alle huller i kål skyldes den hvide kålsommerfugl. Loppebiller, snegle eller andre larver kan også ligne hinanden. For at være sikker er det værd at se på æg/larver og ekskrementer.

Sådan genkender du æg, larver og angreb

  • Æg: gullige, ofte i grupper (især stor hvid sommerfugl), mest på undersiden af bladene
  • Larver: grønlig (afhængig af arten), ofte godt camoufleret; den store hvide sommerfugl optræder ofte i grupper.
  • afføringskrummer: små mørke krummer på blade eller i bladhjørner
  • Fodringsmønster: Huller, flossede bladkanter, delvist "skelette" blade
Green Guardia-tip: Det er bedst at tjekke kål 2-3 gange om ugen. Fjernelse af æg tidligt vil forhindre et stort antal larver i at angribe dine planter på én gang.

Typiske skadesmønstre på kål

  • runde til uregelmæssige huller i blade
  • Alvorlig bladskade, endda fuldstændig afløvning, hos unge planter
  • Tarmråde i kål (hvis det opdages senere)
  • Blade snavsede af larveekskrementer

Hvilke planter er berørt?

  • Hvidkål, rødkål, savoykål
  • Brokkoli, Blumenkohl, Romanesco
  • Kålrabi, hr. Choi, Chinakohl
  • også rucola og andre korsblomstrede grøntsager

Hvorfor opstår der angreb?

  • Sommerfugleflugt i varmt vejr
  • Ubeskyttede kålplanter (uden net)
  • Tætte bevoksninger giver larver beskyttelse.
  • Lavt pres fra gavnlige insekter i haven (mangel på diversitet)

Hvad skal man gøre i tilfælde af angreb? (naturligt og fornuftigt)

1. Øjeblikkelige foranstaltninger

  • Fjern/skrab æggene af undersiden af bladene.
  • Saml larver (morgen/aften)
  • Fjern stærkt angrebne blade selektivt.

2. Sikkerhedsnet

  • Dæk kål tidligt med plantebeskyttelsesnet
  • Luk nettet tæt (også i kanterne)
  • Tjek regelmæssigt: Larver kan klække selv under nettet, hvis der allerede er æg til stede.

3. Forbedr havens forhold

  • Plant ikke for tæt sammen (bedre kontrol og luftcirkulation)
  • Fremme blomstrende planter (tiltrække gavnlige insekter)
  • Oprethold sædskifte (skift bede)

Nyttige insekter: Parasitiske hvepse som naturlig støtte

Egnede som naturlige antagonister mod kålhvide sommerfugle er Parasitiske hvepse (Trichogramma-arter), der parasiterer sommerfugleæg. Dette kan være med til at afbryde udviklingscyklussen – især hvis du tjekker regelmæssigt og også bruger net.

Hvorfor parasitiske hvepse er nyttige: De går efter roden af planten (æg), er meget små, harmløse for mennesker og understøtter naturlig regulering i haven.

Ofte stillede spørgsmål om kålhvide sommerfugle

Hvor hurtigt fortærer larver kål?

I varmt vejr og med mange larver spreder de sig meget hurtigt – især på unge planter. Regelmæssig overvågning er derfor afgørende.

Hvor kan jeg finde de bedste æg?

Normalt på undersiden af bladet, ofte nær nerverne. Store hvide sommerfugle finder dem ofte i grupper.

Hjælper et netværk virkelig?

Ja – det er en af de mest pålidelige forebyggende foranstaltninger. Det vigtige er, at nettet er på plads i tide og sidder godt fast overalt.

Hvad er det vigtigste første skridt i tilfælde af angreb?

Fjern æg og larver, og beskyt dem derefter med net. Jo før du griber ind, jo mindre skade vil der ske.

Hurtigt overblik

  • Skadedyr: Hvidkål(e)
  • Areal: kålbed
  • Skadesmønster: Huller, larveekskrementer, bladskader
  • Nyttige insekter: Parasitiske hvepse (Trichogramma)
✓ Netværk + Kontrol

Typiske tegn

  • gule æg på undersiden af bladene
  • grønne larver på kål
  • mørke fækale pellets
  • kraftig fodring på kort tid

Green Guard

- The leading provider of natural pest control.
Reliable solutions for home, garden and business. Sustainable, safe and proven – plus a wide selection of plants of all kinds.

Mail: info@greenguardia.de
Tel.: +49 157 9238 4135

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