Weather performance is crucial when comparing concrete vs gfrc vs metal planters. Concrete can withstand harsh elements but is prone to cracking in extreme conditions. GFRC is engineered for superior resistance to temperature changes, moisture, and impact. Metal planters may corrode depending on the material used but generally perform well with proper coatings. Understanding concrete ... https://riverartstone.com/blogs/news/concrete-vs-gfrc-vs-metal-planters