Central TX sagos with yellow spots on leaf stems = Asian cycad scale. Extremely persistent; pesticides often fail (scale armors itself).
Cover roots but not above—scale can infest crown.
Identifying Black Spots on Bougainvillea Leaves
Comprehensive Sago Palm Care: Fungicide, Scale Control, Repotting, and Watering
Reviving a Declining Cycad: Addressing Root Rot and Stem Softening
Sago Palm Scale: Black Soot, White Bumps, and Oil Cleanup
Yellow Spots on Corn Plant (Dracaena): Need Photo and Details
Red Spots on Schefflera: Likely Injury, Not Disease
King Sago Houseplant: Brown Tips from Overwatering or Low Light
King Sago Large Bulb and Scale: Two Issues
Oleander Yellow Leaves: Water Deficit, Not Fertilizer Fix
King Sago White Spots: Scale or Aphids—Check Asian Cycad Scale
Sago Palm Yellowing: Not Water, Check Nutrition and Pests
Sunset Maple Leaf Spot: Cosmetic Fungus, No Treatment Needed
Cylindrocladium Leaf Spot on Holly: Identification and Fungicide Program
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