Stem & Branch Interactions (刑冲合害破)
A static BaZi chart only tells half the story. The true art of Classical Four Pillars lies in how Heavenly Stems and Earthly Branches combine, transform, clash, punish, or harm each other—both inside your natal four pillars and when triggered by 10-Year Luck Pillars (大运) or Annual Cycles (流年).
Zi–Chou Six Harmony (子丑六合化土) — Rat & Ox Alliance
Zi (Rat · Yang Water) and Chou (Ox · Yin Earth) form the first and most stabilizing of the Six Earthly Harmonies (六合). Quick, agile Water is gently anchored by steadfast mineral Earth, consolidating scattered ideas into enduring institutional or domestic foundations.
Yin–Hai Six Harmony (寅亥六合化木) — Tiger & Pig Vernal Growth Bond
Yin (Tiger · Yang Wood / Birthplace of Fire) and Hai (Pig · Yin Water / Birthplace of Wood) unite in a generative Six Harmony where Oceanic Ren Water directly nourishes Towering Jia Wood, while Hidden Jia–Ji and Bing–Ren stems interlock in mutual support.
Mao–Xu Six Harmony (卯戌六合化火) — Rabbit & Dog Alchemical Kiln
Mao (Rabbit · Pure Vernal Equinox Wood) enters Xu (Dog · Autumn Treasury of Fire) to ignite a warm, enduring alchemical flame. Diplomatic grace and aesthetic tact (Mao) merge with steadfast ethical loyalty and protective guardianship (Xu).
Chen–You Six Harmony (辰酉六合化金) — Dragon & Rooster Precision Alloy
Chen (Dragon · Moist Spring Reservoir Earth) nourishes and polishes You (Rooster · Pure Autumnal Equinox Metal). Macro-architectural ambition (Chen) unites with crystalline quality control and executive precision (You).
Si–Shen Six Harmony (巳申六合化水) — Snake & Monkey Strategic Fluidity
Si (Snake · Birthplace of Geng Metal) and Shen (Monkey · Prosperity Seat of Geng Metal and Birthplace of Ren Water) form a complex Traveling Horse Six Harmony that transforms into high-velocity strategic Water while retaining competitive edge.
Wu–Wei Six Harmony (午未六合日月土) — Horse & Goat Solar-Lunar Sanctuary
Wu (Horse · Solar Zenith Fire) and Wei (Goat · Warm Summer Garden Earth) unite the classical palaces of the Sun (太阳) and Moon (太阴). Blazing noon visibility (Wu) is gently grounded into fertile, hospitable stewardship (Wei).
Chou–Wei Direct Clash (丑未相冲) — Unlocking the Metal & Wood Treasuries
Chou (Ox · Winter Wet Earth / Metal Vault) and Wei (Goat · Summer Dry Earth / Wood Vault) clash across the Northeast–Southwest axis, breaking open dormant hidden stems (己/癸/辛 vs 己/丁/乙) and liberating stored wealth and talent.
Zi–Wu Direct Clash (子午相冲) — Water vs Fire Meridian Axis
Zi (North · Midnight Winter Solstice Water) and Wu (South · High Noon Summer Solstice Fire) form the cardinal meridian axis of the compass. Because both contain pure, unmixed Qi (癸 Gui Water vs 丁/己 Fire), their clash represents the most decisive life pivot, relocation, or emotional awakening in BaZi.
Yin–Si–Shen Three Punishment (寅巳申无恩之刑) — High-Velocity Power Friction
Composed of three of the Four Traveling Horses (四驿马: Tiger, Snake, Monkey), Yin–Si–Shen combines simultaneous Six Harmony (巳申合), Six Clash (寅申冲), and Hidden Clash/Harm (寅巳害). Rather than a passive misfortune, it is an engine of relentless speed, perfectionistic friction, and high-stakes reform.
Chou–Wei–Xu Three Punishment (丑未戌恃势之刑) — Tectonic Earth Treasury Shift
Chou (Metal Tomb), Wei (Wood Tomb), and Xu (Fire Tomb) are three Earth storage vaults. When they collide, the surface Earth remains stoic while the hidden stems inside (辛, 癸, 丁, 乙) undergo intense subterranean grinding—unlocking vast hidden treasuries for strong Day Masters.
Zi–Mao Punishment (子卯无礼之刑) — Boundary & Etiquette Calibration
Both Zi and Mao are cardinal Peach Blossom (桃花) branches. Even though Water theoretically generates Wood, excessive icy Zi Water rots delicate Mao roots, symbolizing blurred interpersonal boundaries, over-giving that turns into resentment, or unconventional romance.
Chen–Xu Clash (辰戌相冲) — Opening the Heaven & Earth Nets
Chen (Dragon · Water Reservoir) and Xu (Dog · Fire Vault) clash across the Northwest–Southeast axis. Classically celebrated for "clashing open the treasury doors" (冲开墓库), this interaction triggers major property, career, or philosophical breakthroughs.
Mao–You Direct Clash (卯酉相冲) — East–West Equinox Blade vs Blossom
Mao (East · Vernal Equinox Yin Wood) and You (West · Autumnal Equinox Yin Metal) oppose each other across the horizontal horizon. Because both are pure Peach Blossom branches, their clash brings decisive aesthetic, relational, or geographical cutting-and-pruning.
Yin–Shen Clash (寅申相冲) — The Great Traveling Horse Highway
Yin (Tiger) and Shen (Monkey) are the two primary Traveling Horse corners of the calendar. Their clash is the premier indicator of global mobility, cross-border entrepreneurship, aviation/automotive momentum, and rapid life transitions.
Si–Hai Clash (巳亥相冲) — Wisdom, Travel & Cross-Disciplinary Spark
Si (Snake · Heaven’s Gate) and Hai (Boar · Earth’s Door) clash across the Traveling Horse diagonal. It sparks relentless intellectual curiosity, cross-border communication, and multi-disciplinary problem-solving.
Shen–Zi–Chen Three Harmony (申子辰三合水局) — The Oceanic Wisdom Alliance
Uniting the Birth stage (Shen Monkey), Peak stage (Zi Rat), and Treasury stage (Chen Dragon) of Water, this Three Harmony Trine creates an unstoppable current of strategic intelligence, social networking, and resource fluidity.
Zi-Wu Clash (子午相冲) & Wu-Wu Self-Punishment
Because 2026 is a pure Yang Fire Horse (丙午) year, charts containing Zi (Rat 子) experience the direct Water-Fire Axis Clash, while charts with natal Wu (Horse 午) experience Self-Punishment (午午自刑). Check your Compatibility or Natal Chart to inspect palace impact.
Harmony Resolves Clash (合能解冲)
In classical Ziping philosophy, a clash is not inherently tragic—it represents kinetic movement, relocation, or structural breakthrough. When a bridging element or Six Harmony partner appears, tension converts into productive output.
Download the Complete Stem & Branch Clash/Harmony Pocket Chart
Includes all 6 Clashes, 6 Harmonies, 3 Harmonies, and 3 Punishments on a single high-contrast archival diagram.