Diagnosis
Diagnose: Norfolk Island Pine Brown Tips
Use these observations to decide what to check next.
Tip-only or whole-branch damage decides the next check
Many crisp ends on otherwise green branch tiers favor dry moving air, a root ball that dried too far, or soluble salts. A heavy wet pot, broad one-sided patches, fine webbing, black fruiting bodies, yellowing, wilt, or whole branches browning sends the diagnosis down a different path.