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Orchid bark mix
Airflow around roots is critical for epiphytic orchids.
Chunky barkpH 5.5–6.5
Drainage
Excellent
Water retention
Low
Best plants
Phalaenopsis, epiphytic orchids
Pros
Mimics natural epiphytic habitat, excellent root airflow
Cons
Breaks down in 1–2 years, requires repotting schedule
Amendments
Replace annually as bark decomposes