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      Outsider Box - Surprise Box - Mix of unique plants - 8-12 plants per set
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      Scindapsus Pictus 'Argyraeus' – Spotted Ivy - 15-25 cm
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      Ficus Lyrata – Fiddle-leaf Fig – 30-130 cm
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      Surprise Box – Mix of Houseplants – 5-10 plants per set
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      Ficus Ginseng – Bonsai-Feige, 40–70 cm
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      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
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      Mini kiwi “Issai” – Actinidia arguta, 2 plants, 11 cm pot, approx. 40 cm height
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      Apple tree “Elstar” – in a pot, 90 cm tall
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      Fig tree “Little Miss Figgy” (Ficus carica) Organic – 23 cm pot, approx. 50 cm tall
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      Bay laurel (Laurus nobilis) – 35–130 cm
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      Trachycarpus fortunei – robust, hårdfør palme, 21 cm potte, 90-100 cm højde
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      Fig tree “Brown Turkey” (Ficus carica) – 19cm pot, 90cm tall
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      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
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      Mini kiwi “Issai” – Actinidia arguta, 2 plants, 11 cm pot, approx. 40 cm height
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      Apple tree “Elstar” – in a pot, 90 cm tall
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      Hibiscus syriacus 'Tricolour' – standardtræ til terrasse og have, 19 cm potte, 90 cm højde
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      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
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      Ficus Ginseng – Bonsai-Feige, 40–70 cm
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      Parasitic wasps against codling moths
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      Predatory mites against spider mites for hanging or scattering
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      Predatory mite mix against thrips & spider mites for hanging or scattering
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      Predatory mite mix against fungus gnats & red bird mites – loose product
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      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
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      HB nematodes against black vine weevils and grubs
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      SF nematodes against codling moth
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      SF nematodes against ants
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      SF nematodes against flea beetles
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      SC nematodes against mole crickets, meadow crane flies and cutworms
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      Food moth trap (10 value pack)
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      Bread beetle window trap with special attractant
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      Fruit fly window trap with special attractant
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      Fungus gnat window trap with special attractant
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      Mosquito window trap with special attractant
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      Larder beetle trap with special attractant
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      Paper fish trap with pheromone attractant
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      Pheromone attractant replacement foils for sticky traps (3 pieces)
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      Bread beetle trap with pheromone attractant
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      Larder beetle trap with pheromone attractant
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Skadedyrsordbog – Green Guardia

Bladminearbejdere: Genkend og stop naturligt deres fødetunneller i bladene

Bladminerer er små fluer, hvis larver inde i bladet De lever og skaber typiske lysfarvede "miner" - buede fødetunneller eller -pletter. Den gode nyhed er, at angrebet kan bekæmpes meget effektivt med det rigtige gavnlige insekt, fordi larverne let findes af parasitiske hvepse i bladene.

ⓘAgromyzidae · Bladminearbejdere #Fodringsgallerier · Miner · Bladpletter

Hvad er bladminerere?

Bladminerfluer (familie) AgromyzidaeDisse er meget små fluer. De voksne fluer forårsager normalt kun lidt skade – problemet ligger hos de voksne fluer. LarverDe lever beskyttet mellem bladlagene og lever af vævet indeni. Dette forstyrrer fotosyntesen og kan få bladet til at dø for tidligt.

Larver i bladet typiske miner ofte i drivhuset
Vigtig: Alvorlige angreb beskadiger mange blade, hvilket hæmmer væksten og reducerer udbyttet. Tidlig opdagelse er afgørende, fordi unge larver er de nemmeste at bekæmpe.

Sådan genkender du en angreb

  • lette, bugtende fødegange ("miner") i bladet
  • plettede, papiragtige lyse områder
  • små sorte prikker i tunnellerne (larveekskrementer)
  • Bladene bliver gule eller tørre ud indefra og ud.
  • Nogle gange små punkteringsmærker fra æglægning på bladoverflader
Green Guardia-tip: Hold et blad op mod lyset: miner og larver bliver ofte meget mere synlige.

Hvilke planter bliver ofte påvirket?

  • Grøntsager: Tomat, agurk, peberfrugt, salat
  • Krydderurter: Basilikum, persille (afhængigt af typen)
  • Prydplanter (især i drivhuse)
  • Unge planter i formering og indendørs områder

Hvorfor optræder bladminer?

  • varmt klima (drivhus, vinterhave, indendørs)
  • tætte bevoksninger og ringe luftcirkulation
  • Introducerede æg/larver via nye planter
  • mangel på naturlige modstandere i lukkede systemer

Naturlige foranstaltninger og egnede gavnlige insekter

1. Fjern berørte blade (hygiejne)

  • Skær og bortskaf stærkt angrebne blade.
  • Må ikke lægges på kompostbunken (larver/pupper kan overleve)

2. Overvågning

  • Gule klæbefælder hjælper med at opdage voksne fluer (kontrol, ikke en eneste løsning)
  • Tjek/sæt nye planter i karantæne først.

Anbefalet gavnligt insekt: Parasitiske hvepse mod bladminerer

Mod bladminerfluer er Parasitiske hvepse den mest passende naturlige løsning (f.eks. Diglyphus isaea eller Dacnusa sibirica – afhængigt af situationen). De opsøger bladminerlarver i bladet og parasiterer eller stopper dem.

  • Hvorfor det passer godt: Larverne sidder i bladet – parasitiske hvepse finder dem meget specifikt i minerne.
  • Hvorfor dette er nyttigt: Det virker direkte i udviklingsstadiet, før nye fluer klækkes.
  • Fordel: Ideel til drivhuse/indendørs brug, hvor naturlige antagonister ofte mangler.
Hvorfor denne anbefaling er passende: Bladminerlarver er "gemt" i bladene – parasitiske hvepse er specialiserede i at finde netop disse larver. Dette afbryder effektivt livscyklussen (æg → larve → flue).

Ofte stillede spørgsmål om bladminerfluer

Er gule klæbefælder tilstrækkelige i sig selv?

Gule klæbefælder er gode til at overvåge og reducere nogle voksne insekter, men de stopper ikke larverne i bladene. Nyttige insekter og god hygiejne er betydeligt mere bæredygtige.

Hvorfor dukker minerne hele tiden op igen?

Larver/pupper er ofte stadig til stede, eller nye fluer introduceres. Regelmæssig overvågning og gentagen brug af gavnlige insekter hjælper.

Kan planten komme sig?

Ja – hvis angrebet stoppes tidligt, vil mange planter spire sunde nye blade. Imidlertid vil alvorligt beskadigede blade ikke regenerere sig.

Hvornår skal jeg starte?

Så snart du ser de første miner. Jo før parasithvepse bruges, jo lettere er det at få angrebet under kontrol.

Hurtigt overblik

  • Skadedyr: Bladminearbejdere
  • Areal: bladets indre
  • Tegn: lyse ledninger, pletter
  • Nyttige insekter: Parasitiske hvepse
✓ Stop larver i bladet

Typiske tegn

  • snoede fodertunneler
  • Helle Blattflecken
  • sorte fæcespletter
  • Vækstbremse

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Tel.: +49 157 9238 4135

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