Are your plants weakened by white grubs or vine weevil larvae? Discover how to eliminate them naturally, directly in the soil.
Read moreHB Nematodes are a natural, biological treatment designed to effectively protect your garden from pests such as white grubs and vine weevil. Made up of living micro-organisms, Heterorhabditis bacteriophora nematodes directly target harmful larvae in the soil, offering a safe, effective, and environmentally friendly solution. Ideal as a nematode for white grubs, this treatment also works on the larvae of the cockchafer grub.
White grubs and vine weevils can cause considerable damage in gardens by attacking the roots of your plants. HB Nematodes are the ideal solution to eliminate these pests without resorting to chemical products:
HB nematodes against white grubs are a perfect choice for all gardeners concerned about their plants’ health and the environment:
Applying HB nematodes is simple and quick:
For best results, apply HB nematodes in spring and autumn, when soil temperatures are between 12°C and 25°C. These periods correspond to increased activity of white grubs and cockchafer larvae, ensuring maximum protection thanks to nematode treatment for white grubs.
For a complete strategy against vine weevils, we recommend using our adult vine weevil trap as a complement. This trap effectively captures adults before they lay eggs, reducing the pest population. Pair it with a nematode for vine weevil for a complete biological solution.
With HB Nematodes, you can expect a noticeable reduction in white grubs and pest larvae within a few weeks. By eliminating cockchafer white grub larvae before they cause damage, you protect your plants throughout the growing season.
Don’t wait any longer to protect your garden! Buy your nematodes for white grubs today and give your plants the natural defense they deserve. For more information, also discover our full range of nematode-based products, including solutions for cockchafer larvae and white grubs.
For effective control of white grubs and Vine Weevil larvae, the use of HB nematodes must be carefully planned. Choose applications from spring onwards when white grub and cockchafer white grub larvae are active, and in autumn to target young larvae before winter.
For effective control of cockchafer larvae, HB nematodes must be applied at the optimal time. Cockchafer white grub larvae are more active in spring and autumn. Apply nematode treatment for white grubs during these periods to effectively target larvae in the soil.
For effective control of white grubs and Vine Weevil larvae, the use of Hb nematodes must be carefully planned. Most active when the soil temperature is above 12°C. Choose applications from spring onwards when white grub larvae are active and in autumn to target young larvae before winter.
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For effective control of cockchafer larvae, Hb nematodes (Heterorhabditis bacteriophora) must be applied at the optimal time. Cockchafer larvae are more active in spring and autumn. Apply nematodes during these periods to effectively target larvae in the soil.
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Non. Les nématodes HB ciblent uniquement les larves souterraines. Ils n'ont aucun effet sur les otiorhynques adultes (les coléoptères noirs visibles en surface). Pour traiter les adultes, il existe d'autres solutions comme le piège à otiorhynque ou les nématodes SF selon le nuisible.
Oui, dans la plupart des cas. Le hanneton et l'otiorhynque ont des cycles de plusieurs années. Une application annuelle au printemps et/ou à l'automne aide à maintenir la pression sur les larves. Un seul traitement peut réduire la population, mais rarement l'éliminer complètement.
Les nématodes agissent dans le sol, de façon invisible. Il n'y a pas de signal visuel immédiat. Les larves traitées meurent en 2 à 6 semaines. Les premiers signes positifs sont l'arrêt des dégâts et la reprise de vigueur des plantes. Si vous binez le sol après traitement, vous pouvez retrouver des larves mortes ou affaiblies.
Pour les vers blancs et les larves de hanneton, les périodes les plus efficaces sont le printemps (mars-mai) et l'automne (août-octobre), lorsque les larves sont actives et proches de la surface. Le sol doit être à plus de 12°C. Évitez les traitements en plein été (larves en profondeur) et en hiver (inactivité des nématodes).
C'est possible, mais l'efficacité peut être réduite si l'eau s'écoule très rapidement avant que les nématodes ne s'installent. Pour améliorer les chances : appliquer en plusieurs fois en petite quantité, maintenir le substrat légèrement humide et éviter les substrats purement minéraux si possible. En cas de doute, contactez notre service client pour un conseil adapté à votre situation.
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