FUNGICIDES FOR CONTROLLING DISEASES OF PHYTOPHTHORA
Host
MANAGEMENT RECOMMENDATION
Disease
Host
Disease
Calibrachoa
Crown and stem rot
Pachira (Money tree)
Aerial blight
Croton
Aerial blight
Palms
Bud rot
Ficus
Root rot
Petunia
Crown rot
Gardenia
Root rot
Poinsettia
Stem rot
+ M onitor irrigation to avoid saturated conditions.
Gerber daisy
Crown rot
Pothos
Aerial blight
Hedera (English ivy)
Aerial blight
Rosemary
Root rot
Thoroughly clean and disinfect pots and avoid reusing potting medium. Get an accurate diagnosis as many diseases can look alike and not all fungicides will be effective against Phytophthora.
Lavender
Crown and stem rot
Snapdragon
Crown rot
Lily (Asiatic and Oriental)
Bulb rot
Spathiphyllum
Aerial blight
Liriope
Crown rot
Vinca (annual)
Aerial blight
Mandevilla
Aerial blight
FUNGICIDES FOR CONTROLLING DISEASES OF PHYTOPHTHORA
Common Name
Tradename
FRAC Group
mefenoxam
Subdue Maxx®
4
phosphonates
Aliette®, TitlePhyte®
P07
fenamidone
FenStop®
11
etridiazole
Terrazole®, Truban®
14
cyazofamid
Cyazo, Segway® O
21
mandipropamid
Micora TM
40
dimethomorph
Stature®
40
amectoctradin + dimethomorph
Orvego®
45 + 40
fluopicolide
Adorn®
43
oxathiapipropalin
Segovis®
49
Follow the product label and rotate between FRAC groups to reduce resistanace development ** Broad spectrum products including copper and mancozeb are somewhat effective
Reach out to your Harrell’s rep for more information.
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