Tagged: zhengyan
Not Every Rock Tea Survives to Its Seventh Steep
The Order's Rule says the seventh steep reveals a Wuyi rock tea's finest character. A 2020 chemistry study brewed real Dahongpao fourteen times to find out for which grade that is actually still true.
The Rock in Rock Tea May Not Be Where the Flavor Comes From
A 2025 study went looking for what makes Wuyi's priciest rock-zone tea taste different and found soil minerals alone could not explain it. The strongest match was a lichen-forming, rock-weathering fungus and a photosynthesizing bacterium, and even the scientists who found them will not call it proven.
Zhengyan is a mapped 70-square-kilometer zone the law does not protect
Zhengyan is a mapped 70-square-kilometer zone inside the Wuyi Mountain reserve, not a marketing word, but China's national standard for Wuyi rock tea protects the whole administrative city instead, leaving the boundary that commands the real price premium enforced by nothing but reputation.
Yancha, Wuyi Rock Tea
Yancha is the oxidized, charcoal-fired oolong of the Wuyi cliffs, defined by the mineral yan yun and sorted by the state into five official categories. The canonical account of what it is, how it is classified and graded, how it is made, and the documented history from Tang-dynasty tribute leaf to today's regulation.