Home/Plants/Arrowhead/Brown Spots
warning

Brown Spots in Arrowhead

verifiedReviewed by the GreenScout Team

A distinctive aquatic plant notable for its arrow-shaped leaves and delicate three-petaled white flowers borne on tall stems

potted_plant

Arrowhead care requirements

These care conditions are most relevant to brown spots in Arrowhead. Check each one as a potential cause.

light_mode
Light
Full sun to partial shade (5+ hours of direct sunlight promotes flowering)
water_drop
Water
Thrive in shallow water 6–18 inches deep; can also grow in boggy soil at water's edge
humidity_percentage
Humidity
Requires permanently high moisture and wet conditions; unsuitable for dry environments
symptoms

Symptoms to look for in Arrowhead

  • fiber_manual_recordBrown patches on leaves
  • fiber_manual_recordCrispy brown areas
help

Common causes in Arrowhead

  • fiber_manual_recordFungal leaf spot
  • fiber_manual_recordSunburn
  • fiber_manual_recordBacterial blight
  • fiber_manual_recordCold damage
troubleshoot

How to diagnose brown spots in Arrowhead

Sunburn: bleached patches facing light source. Fungal: brown spots with rings. Bacterial: water-soaked spots turning brown.

healing

How to treat brown spots in Arrowhead

Remove affected leaves. Treat with appropriate fungicide or bactericide. Adjust light exposure.

shield

Preventing brown spots in Arrowhead

Avoid direct midday sun. Improve air circulation. Water at soil level.

Other Arrowhead problems

Brown Spots in Arrowhead — Causes & Treatment | GreenScout