Nut, Olive and Prune Programmatic News

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Almond tree failure due to butt rot

Common tree disease may contribute to reduced longevity of almond orchards

July 21, 2026
By Elizabeth J Fichtner
Recent studies conducted by scientists at UCCE and CSU Bakersfield demonstrate that a common disease prevalent in vineyards and orchards may impact long-term orchard longevity of almonds in the southern San Joaquin Valley.  Almond orchards with a high incidence of crown gall, a disease caused by a…
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Pollen shed from male pistachio

Pistachios are HUGE in Tulare County

February 24, 2026
By Elizabeth J Fichtner
This blog contains archived digital materials published or created by the Tulare County Cooperative Extension prior to April 24, 2026 that are not digitally accessible.Tulare County is the home to production of four different nut crops—almonds, pistachios, walnuts and pecans.  Over the past 20 years,…
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Female pistachio inflorescences

Pistachio bloom and pollination processes for a successful crop

February 24, 2026
By Elizabeth J Fichtner
This blog contains archived digital materials published or created by the Tulare County Cooperative Extension prior to April 24, 2026 that are not digitally accessible.Late March through mid-April marks the time of pistachio bloom in California’s Central Valley. The dynamics at bloom not only determine the…
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