Dr. Phyto

Chinese evergreen

Aglaonema commutatum

Diseases & pests on this plant

• bacterial blight of anthurium (aroids)Xanthomonas axonopodis pv. dieffenbachiae

  Water-soaked, translucent spots appear at the leaf margins and along veins, turning brown with a bright yellow halo and often a "V"-shaped dead wedge pointing inward from the edge; in systemic infection leaves yellow, the plant wilts and the stem/vascular tissue browns; a yellow bacterial ooze may show from cut tissue.

• Pythium damping-off + root rot (multi-host)Pythium ultimum

  Seedlings rot at soil line + collapse (damping-off), brown mushy roots when plants pulled up, plants stunted + yellow despite watering, sudden plant collapse during stress periods, foul earthy smell from rotted tissue.

• overwatering / waterloggingabiotic_overwatering

  Yellow lower leaves, soft stem base, root rot signs.

• longtailed mealybugPseudococcus longispinus

  White cottony masses with long fluffy tails on twigs and fruit, copious honeydew, sooty mould blackening leaves, distorted fruit when calyx end infested.