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June 13, 2025 12 mins

In this episode of Hydroponics Daily, Dr. Russell Sharp delves deep into the world of root aphids, an often overlooked yet significant concern for hydroponic growers. Despite being poorly studied due to their subterranean nature, root aphids pose a unique challenge, particularly for legal cannabis cultivators in regions like Spain. Dr. Sharp explores their life cycle, why they are so difficult to diagnose and eradicate, and the impact they can have on crops, from ornamental plants like roses to vital plants like hemp.

The episode provides insights into identification, control measures, and prevention strategies, highlighting the importance of understanding this elusive pest. Dr. Sharp shares valuable tips on how to manage and reduce infestations, while also discussing the intriguing life cycle of aphids, including their ability to reproduce without mating. Tune in to discover the complexities of root aphids and learn how to protect your green spaces from this persistent pest. A must-listen for anyone passionate about soilless cultivation!

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