Problems with oregano
Identify what's wrong by where it appears and what you can see.
Where is the problem?
Start by selecting the part of the plant where you see the problem.
Start with the symptom
Or pick from the symptoms most often seen on oregano.
Common problems with oregano
The problems recorded on oregano, the most common first.
11 problems
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Poor drainage and waterlogging
Water that sits around the roots after rain. Plants yellow, stall and rot at the base. -
Aphids
Small, soft insects clustered on new growth and under leaves, leaving sticky honeydew. -
Overwatering
Yellow, limp leaves in soil that stays wet. Roots short of air rot and stop drinking. -
Cutworms
Seedlings cut off at soil level overnight, with a fat grey caterpillar curled in the soil nearby. -
Leaf miners
Pale, winding tunnels or blotches inside the leaves. -
Root rot
Wilting and yellowing in wet soil; roots brown, soft and falling apart. -
Rust
Orange, brown or black powdery pustules on leaves, which yellow and fall. -
Spider mites
Fine pale speckling on leaves, then yellowing and webbing. The mites are barely visible. -
Thrips
Silvery, flecked patches on leaves and petals, dotted with tiny black specks. -
Too little light
Pale, stretched growth that leans towards the window. No amount of feeding fixes it. -
Whitefly
Tiny white flies that rise in a cloud when you touch the plant. Leaves go sticky and yellow.
