Medicago scutellata (L.) Wilson; Snail Medic

California Pest Rating for Medicago scutellata (L.) Wilson; Snail Medic Fabales: Fabaceae Pest Rating: D  |  Proposed Seed Rating: N/A PEST RATING PROFILE Initiating Event: This plant has been rated as “Q” by the CDFA Botany Laboratory. History & Status: Snail Medic is an annual herb with trifoliate leaves and comparatively large (6-7 mm) fruits that spiral … Continue reading Medicago scutellata (L.) Wilson; Snail Medic

Candidatus Phytoplasma pruni

California Pest Rating for Candidatus Phytoplasma pruni (= Peach X-disease, Peach Rosette, Peach Red Suture, and Little Peach Phytoplasmas) Pest Rating: C PEST RATING PROFILE Initiating Event:  CDFA regulations require imported peach nursery stock to be certified free from Peach Rosette, Peach Yellows, Little Peach and Red Suture Diseases.  These diseases are caused by phytoplasmas … Continue reading Candidatus Phytoplasma pruni

Colletotrichum fructicola Prihastuti, L. Cai & K. D. Hyde, 2009

California Pest Rating for Colletotrichum fructicola Prihastuti, L. Cai & K. D. Hyde, 2009 Pest Rating:  B PEST RATING PROFILE Initiating Event: On March 29, 2016, a shipment of Chinese evergreen (Aglaonema sp.)  cuttings showing leaf spotting symptoms and destined to a nursery in San Luis Obispo County, was intercepted and sampled by San Luis … Continue reading Colletotrichum fructicola Prihastuti, L. Cai & K. D. Hyde, 2009