Resource Database


Resource Number: 14505
Title: Biology and Biological Control of St. John's Wort
Publisher: USDA Forest Service - Forest Health Assessment and Applied Sciences Team
Resource Type: Field guide
Last Updated: December 12, 2024
Contributors:
Richard Reardon
Carol Bell Randall
Mark Schwarzlander
Rachel Winston
Domain(s)/Area(S):
Locations:
United States
Subject
common St. Johnswort  (Hypericum perforatum)
St. John's wort beetle  (Agrilus hyperici)
St. Johnswort Inchworm  (Aplocera plagiata)
lesser St. John's wort beetle  (Chrysolina hyperici)
greater St. John's wort beetle  (Chrysolina quadrigemina)
St. Johnswort midge  (Zeuxidiplosis giardi)
biological control (general)
weed management (general)
St Johnswort aphid  (Aphis chloris)
leaf beetle  (Chrysolina varians)

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