What are the differences in thermal effusivity between WPC and phenolic resin flower boxes?

When comparing WPC (Wood-Plastic Composite) and phenolic resin flower boxes, one critical property to consider is thermal effusivity—the material's ability to exchange heat with its surroundings. WPC, a blend of wood fibers and plastic, typically has lower thermal effusivity due to its insulating properties, making it slower to heat up or cool down. Phenolic resin, on the other hand, is denser and often exhibits higher thermal effusivity, allowing it to absorb and release heat more efficiently. This difference impacts how each material responds to temperature changes, affecting plant health in varying climates. Gardeners in hot regions might prefer phenolic resin for its heat dissipation, while WPC could be better for temperate areas due to its thermal stability. Understanding these distinctions helps in selecting the right flower box for optimal plant growth.