Green Spots on White Phalaenopsis Petals: Likely Fungus

Your white Phalaenopsis has tiny yellow-green spots on petals, some petals look dissolved. Blooms full, plant healthy otherwise. What is it?

Probably Botrytis (Petal Blight)

Fungal infection favored by cool, humid, stagnant air. Remove affected flowers carefully (don't burst spots). Increase air movement, reduce humidity, avoid wetting flowers.

Not Usually Fatal

Plant survives if you stay vigilant. Remove any new spotted flowers promptly.