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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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      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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      Abete Nobilis – mini albero di Natale, 30–60 cm
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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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      Outsider Box - Surprise Box - Mix of unique plants - 8-12 plants per set
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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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      Predatory mite mix against fungus gnats & red bird mites – loose product
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      Predatory mites against thrips – loose product
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      Predatory mite mix against thrips & spider mites – loose product
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      SC nematodes against mole crickets, meadow crane flies and cutworms
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SC nematodes against mole crickets, meadow crane flies and cutworms SC nematodes against mole crickets, meadow crane flies and cutworms
SC nematodes against mole crickets, meadow crane flies and cutworms
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Dizionario dei parassiti – Guardia Verde

Grilli talpa: come identificare e contenere naturalmente le loro gallerie nel terreno

I grilli talpa vivono nel terreno e scavano gallerie ampie e ramificate. Così facendo, possono danneggiare le radici, recidere le giovani piante e indebolire i prati. Misure naturali mirate e l'introduzione di insetti utili adatti possono ridurre efficacemente le infestazioni.

ⓘGryllotalpa · grillo talpa #Passaggi · Danni alle radici · Piante giovani

Cos'è il grillo talpa?

Il grillotalpa è un insetto terricolo dotato di potenti zampe scavatrici. Vive principalmente sottoterra, nutrendosi di radici, piantine e piccoli animali del terreno a seconda della disponibilità, e la sua attività di scavo può allentare o danneggiare le piante. I danni sono particolarmente comuni negli orti, con piante giovani e in terreni sciolti.

che vive nel suolo scava gallerie Giovani piante a rischio
Importante: Non confondete i grilli talpa con le talpe: le talpe sono mammiferi protetti. I grilli talpa sono insetti, ma i danni che causano sembrano altrettanto "indeboliti".

Come riconoscere un'infestazione

  • passaggi sotterranei poco profondi vicino alla superficie
  • Terra lavorata o piccole "creste" nell'aiuola/prato
  • Piante giovani appassite nonostante annaffiature sufficienti
  • piante rotte/allentate (radici minate)
  • Si nutre di piantine e aree radicali
Suggerimento della Guardia Verde: Spesso è possibile rendere visibili i tunnel inumidendo leggermente il terreno: in questo modo le cavità crollano più rapidamente e si possono riconoscere le impronte tipiche.

Quali sono le aree particolarmente colpite?

  • Aiuole e cassoni freddi
  • terreni sciolti e ricchi di humus
  • Aree a prato (in particolare aree appena posate)
  • Aree di compostaggio e aree umide del giardino

Perché i grilli talpa compaiono nel giardino?

  • I terreni umidi e sciolti offrono condizioni di vita ideali.
  • cibo abbondante (radici, piantine, organismi del suolo)
  • aree indisturbate per periodi prolungati

Misure naturali e insetti utili adatti

1. Proteggere le giovani piante

  • Utilizzare anelli di piantagione/collari protettivi (soprattutto per le giovani piante appena piantate)
  • Controllare regolarmente i letti durante la fase di crescita

2. Gestione del suolo

  • Allentare con cautela le aree fortemente interessate e disturbare i passaggi
  • Evitare ristagni d'acqua; annaffiare in modo uniforme ma moderato.

Organismo benefico consigliato: Nematodi (Steinernema) contro gli stadi giovanili

Nematodi (nematodi benefici, ad esempio Steinernema-specie) sono un'ottima opzione naturale perché sono in terreno attivo sono, cioè esattamente dove vivono i grilli talpa.

  • Perché è una buona scelta: I grilli talpa vivono prevalentemente sottoterra: i nematodi li raggiungono nel loro habitat.
  • Perché è utile: Sono particolarmente efficaci contro gli stadi giovanili (ninfe) prima che si verifichino danni maggiori.
  • Importante: L'umidità del terreno è fondamentale: i nematodi hanno bisogno di un terreno umido per rimanere attivi.
Perché questa raccomandazione è appropriata: Poiché i grilli talpa sono raramente visibili, le misure di superficie sono spesso insufficienti. I nematodi sono mobili nel terreno e possono ridurre le infestazioni nel punto in cui hanno origine.

FAQ su Maulwurfsgrille

Il grillotalpa è pericoloso per tutto il giardino?

Nella maggior parte dei casi, le piante più colpite sono quelle giovani e le aiuole delicate. Tuttavia, nei casi più gravi, i danni possono interessare anche prati e aree più estese.

Come posso distinguere una talpa da una talpa?

Le talpe solitamente creano cumuli più grandi. I grilli talpa tendono a creare gallerie meno profonde e "schiene" vicino alla superficie, oltre a danneggiare le piantine e le giovani piante.

Qual è il momento migliore per applicare i nematodi?

Gli stadi giovanili sono attivi, spesso dalla primavera all'inizio dell'estate, o anche più tardi, a seconda delle condizioni meteorologiche. Terreno umido e temperature adeguate sono essenziali.

L'infestazione può ripresentarsi?

Sì, a seconda delle condizioni del sito. Tuttavia, la gestione del suolo e l'uso di nematodi possono spesso ridurre significativamente la pressione.

Panoramica rapida

  • Parassita: Grillo talpa
  • Zona: terreno, aiuola, prato
  • Segnali: Andature, avvizzimento, posizione sciolta
  • Insetto utile: Nematodi (Steinernema)
✓ da interrare

Segni tipici

  • sentieri pianeggianti
  • terra disturbata
  • Le giovani piante stanno cadendo.
  • radici allentate

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