Valent Views by Valent U.S.A.

Valent Views: Tim DeSilva on Pistachio Pest Management at Hull Split

6 min · 13. Nov. 2025
Episode Valent Views: Tim DeSilva on Pistachio Pest Management at Hull Split Cover

Beschreibung

Tim DeSilva, Sustainable Solutions Specialist with Valent U.S.A., takes us into the pistachio orchards of Fresno County during late nut-fill and early hull split. As nuts begin to open, they become highly vulnerable to navel orangeworm (NOW) and other pests. Tim explains why keeping damage under 2% is the industry standard and why timely hull-split treatments are critical.He also highlights the challenges of Gill’s mealybug, a pest that can reduce nut quality, slow harvest, and cause issues with processing equipment. With careful scouting and well-timed management, growers can protect both yield and quality through harvest.Real orchards. Real challenges. Real solutions. Watch now to see how growers are responding in the field.

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Alle Folgen

9 Folgen

Episode Valent Views: Tim DeSilva on Pistachio Pest Management at Hull Split Cover

Valent Views: Tim DeSilva on Pistachio Pest Management at Hull Split

Tim DeSilva, Sustainable Solutions Specialist with Valent U.S.A., takes us into the pistachio orchards of Fresno County during late nut-fill and early hull split. As nuts begin to open, they become highly vulnerable to navel orangeworm (NOW) and other pests. Tim explains why keeping damage under 2% is the industry standard and why timely hull-split treatments are critical.He also highlights the challenges of Gill’s mealybug, a pest that can reduce nut quality, slow harvest, and cause issues with processing equipment. With careful scouting and well-timed management, growers can protect both yield and quality through harvest.Real orchards. Real challenges. Real solutions. Watch now to see how growers are responding in the field.

13. Nov. 20256 min
Episode Valent Views: Kevin Campos on Navel Orangeworm in Almonds Cover

Valent Views: Kevin Campos on Navel Orangeworm in Almonds

Kevin Campos, Sustainable Solutions Specialist with Valent U.S.A., is in a Northern California almond orchard scouting for one of the most damaging pests in nut production — the navel orangeworm (NOW).In this episode, Kevin explains how NOW has become more aggressive in recent years, producing up to five generations annually and causing 30–40% crop loss if unmanaged. He shares tips for identifying signs of infestation — from spotting white frass in hulls to cracking out almonds — and emphasizes the importance of timely scouting and winter sanitation to reduce overwintering sites.For organic growers, Kevin discusses strategic approaches to monitoring and minimizing pest pressure through the season.Real orchards. Real challenges. Real solutions. Watch now to see how growers are staying one step ahead of navel orangeworm.

13. Nov. 20254 min