Article · Oxidation & Roast
A Rainy Pick Day Caps a Rock Tea's Aroma, and No Roast Recovers It
A 2025 GC-MS study found rainy-day-picked Wuyi rock tea carries 40 to 74 percent less floral and fruity aroma compound than sunny-day leaf, and processing cannot fully make up the deficit.
Jul 19, 2026 →