What Is a Calyx in Cannabis?

The calyx is a small, teardrop-shaped structure that forms the base of each individual cannabis flower. In female plants, the calyx houses the reproductive organs and is where pistils emerge. Calyxes are typically coated in trichomes as the plant matures and play a major role in bud formation.

How Growers Encounter the Calyx

Growers encounter calyxes when inspecting buds closely during flowering and harvest. As flowering progresses, calyxes swell and stack together to form dense buds. Calyx development is often examined to assess maturity and ripeness.

Why the Calyx Matters

The calyx is one of the most resin-rich parts of the cannabis flower. Healthy, swollen calyxes contribute to potency, aroma, and overall bud structure. Understanding calyx development helps growers evaluate flower maturity and harvest timing.

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