Disease management
Most common Pelargonium seedling diseases.
Disease
Active ingredients (rate in chemical)
Active Ingredient concentration in solution g/l* 3.2 g/l mancozeb + 0.2 g/l mefenoxam 0.4 g/l azoxystrobin + 0.16 g/l cyproconazole
Use as prophylactic
+
mancozeb (640 g/kg) + mefenoxam (metalaxyl-M) (40 g/kg)
azoxystrobin (200 g/l) + cyproconazole (80 g/l)
Alternaria
+
fludioxonil (25 g/l)
0.05 g/l 0.04 g/l 0.15 g/l
difenoconazole (25 g/l)
azoxystrobin (50%)
Rust
azoxystrobin (200 g/l) + cyproconazole (80 g/l)
0.4 g/l azoxystrobin + 0.16 g/l cyproconazole
+
mancozeb (640 g/kg)
3.2 g/l
iprodione (50%)
1.25 g/l
tetrachloroisophthalonitrile (82.5%)
0.83–1.2 g/l 0.5 – 0,75 g/l 0.75 – 1,25 g/l
Botrytis
fenhexamid (50%)
pentachloronitrobenzene (75%)
* Rotate active ingredients (AI). Don’t apply the same AI more than 3 times at row. Check phytotoxicity!
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