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BaZi

The Twelve Stages in BaZi: Where a Stem Is Strong

Every stem runs a twelve-phase cycle over the branches, from 长生 to 养. Two 1990 charts with the same day master show the table calling one of them dead and the other newborn.

2026-10-24 · Updated 2026-10-24

Responsible editor Chen Jun · BaZi and Chinese metaphysics guides

View topic: BaZi and Four Pillars ↗
The twelve stages map each stem onto the branches in a fixed order that starts from the branch where its element is born. Yang stems step forward and yin stems backward, which is why 甲 is born at 亥 and 乙 at 午. On two 1990 charts sharing a 乙 day master the table is too harsh on one and too generous on the other, and set against the season table it disagrees on 20 of 80 stem-month combinations.

Twelve names on a fixed cycle

The twelve stages (十二长生) put every heavenly stem on a twelve-step scale against the twelve earthly branches. The order never varies, for any stem: 长生 birth, 沐浴 bathing, 冠带 capping, 临官 office, 帝旺 peak, 衰 decline, 病 illness, 死 death, 墓 tomb, 绝 extinction, 胎 conception, 养 nurture.

The names trace a human life, which is exactly why the table gets read as a life story. It is not one. Each name records a position on a cycle — where a stem sits relative to its own high point. 死 means the stem has passed that high point at that branch. It says nothing about the person whose chart happens to contain the branch.

StageWhat it marks
长生The branch where the element first appears
沐浴New, unstable, still being washed clean
冠带Taking shape, not yet load-bearing
临官Strong enough to hold a post — a real root
帝旺The peak; the element at full strength
衰Past the peak, still visible
病Weakening, no longer carrying weight
死The stem's own high point is behind it here
墓Stored — a container, not a grave
绝The cycle's quietest point
胎Conceived, not yet present
养Being fed, not yet able to act

Where the cycle starts is set by the element

Wood is born at 亥, fire at 寅, metal at 巳, water at 申. Earth is the exception that generates most of the argument. The table printed in the common handbooks gives earth the fire palace — 戊 born at 寅 with 丙, 己 born at 酉 with 丁, 火土同宫. A second tradition gives earth the water palace at 申, 土水同宫. Both are in print, and they disagree about every earth stem, so a reading that quotes one without naming it is quoting a preference.

Yang stems step forward through the branches, yin stems step backward. The 甲 row is the reference row, and every other yang stem is the same row shifted to its own birth branch:

BranchStage for 甲 (yang wood)
亥长生
子沐浴
丑冠带
寅临官
卯帝旺
辰衰
巳病
午死
未墓
申绝
酉胎
戌养
A two-column comparison of the twelve-stage verdict for a stem at a branch against the season verdict for its element in that month, showing 乙 at 亥 and at 午 disagreeing.
Both columns describe the same stem at the same branch. The stage table places it in its own cycle; the season table reports what the month does for its element. Neither one is a strength verdict on its own.

Yin stems run the other way, and not everyone agrees

Because yin stems step backward, 乙 wood is born at 午 and dies at 亥 — the exact reverse of 甲. The same two branches, opposite verdicts, for two stems of the same element:

  • The reversed reading is the mainstream one, and it is what most software prints.
  • The 同生同死 school rejects it: 亥 is water, water feeds wood, so calling 乙 dead at 亥 reads the convention instead of the relationship. On that view both stems share the 甲 row.
  • The defence of the reversal is that a yin stem is a different phase of the element and should not borrow the yang stem's calendar.
Branch甲 (yang wood)乙 (yin wood)
亥长生死
午死长生
寅临官帝旺
卯帝旺临官

Two charts, one day master, two opposite errors

Both charts below have a 乙 day master, the same 庚 year stem, and the same 10:00 hour. Only the month and the day differ, which makes the variable easy to see.

In chart A the table is harsher than the chart. 乙 sits at 死 in the month branch and at 绝 in the day branch — the two positions a reading leans on most. Yet 亥, the branch holding that 死, hides 壬 (正印) and 甲 (劫财). The branch the table calls the day master's death is the branch carrying its resource. Winter puts wood in 相, the state just below the season's ruler, because water is what generates wood.

In chart B the table is more generous than the chart. 乙 sits at 长生 in the month — the best label in the set — but 午 is summer, fire in charge, and wood there is 休: it has done its generating and is resting. 午 hides 丁 (食神) and 己 (偏财), neither of which supports 乙. The real root is the day branch 卯, where 乙 is 临官, and 卯 hides 乙 and nothing else.

Chart AChart B
Birth data16 Nov 1990, 10:00, UTC+819 Jun 1990, 10:00, UTC+8
Four pillars庚午 · 丁亥 · 乙酉 · 辛巳庚午 · 壬午 · 乙卯 · 辛巳
Month branch亥 — winter, water in charge午 — summer, fire in charge
乙 at the month死长生
Season verdict for wood相 — supported休 — resting
What actually supports 乙壬 and 甲 hidden inside 亥乙 inside 卯, the day branch
Stage at the day branch绝临官

The two tables disagree on a quarter of month branches

Set the stage table against the season table — 旺相休囚死, the ranking of an element inside a season — and count how often they agree about whether the month supports the day master. Across ten stems and the eight branches whose season is unambiguous, eighty combinations, they disagree twenty times: 25%.

The disagreements are not scattered. They cluster at each stem's own birth and bathing positions, and they run right across the yin rows: 乙 at 巳 is 沐浴 while wood is 休; 丁 at 酉 is 长生 while fire is 囚; 庚 at 巳 is 长生 while metal is 死; 戊 at 寅 is 长生 while earth is 死. Even the yang stems disagree, because 长生 is a position in a cycle, not a claim about the season.

That is the whole point of the mismatch. The stage table answers one question — which phase of its own cycle is this stem in at this branch. The season table answers a different one — what does this month do for this element. Neither is wrong. Reading one as the answer to the other is the error.

The four earth months 辰 戌 丑 未 are left out on purpose: whether earth rules in them or dies in them is itself contested, and mixing a contested convention into a count would make the count worthless.

Where the table does earn its place

Two stages carry most of the practical weight, because they describe a root rather than a mood:

  • 临官 and 帝旺 are the two stages that count as 得地 — the day master genuinely standing on that branch. 乙 at 卯 is 临官; 甲 at 寅 is 临官 and at 卯 帝旺.
  • 墓 is storage, not death. 甲 is at 墓 in 未, and 未 hides 乙 — the tomb branch contains the element it is supposed to have buried.
  • In luck pillars the table has its commonest real use: each decade's branch gives the day master a stage, and that is the one place almost every school applies it.
  • As a qualifier on 神煞 and on 十二运 readings, the stage is a label on a branch, not a measure of the chart.

A four-step check

Applied to chart A, this takes about two minutes:

  • Look up the stage at all four branches, not just the month. Chart A reads 长生 at the year, 死 at the month, 绝 at the day, 沐浴 at the hour — a spread that already shows the label is position-dependent.
  • Treat 临官 and 帝旺 as a root claim and check it against the hidden stems. A stage of 帝旺 on a branch that hides nothing supportive is a label without a root.
  • When the stage and the season disagree, keep both and give each its own job: the season for how much the month supports the day master, the stage for where in its cycle the stem sits.
  • Name the yin-stem convention you used. On chart A the answer for 乙 at 亥 flips from 死 to 长生 depending on it, and a reading that does not say which table it used cannot be checked.

Where the label should stop

死, 绝 and 墓 are cycle names. A chart whose day master sits at 死 in the month is not a death sentence, a health warning, or a date, and the classical compendia that print the table do not treat it as one. The table has twelve rows and two inputs — a stem and a branch. It cannot see the other three pillars, the season, or the roots, which is why it disagrees with the season table a quarter of the time.

What it can do is tell you where a root is and where it is not, in a form you can check by hand. Everything past that is interpretation, and the version of it that arrives with a price — a ritual to move a day master out of 死, an object to open a 墓 — is not reading the table at all.

Disclaimer: This content is for informational and cultural reference purposes only. It does not constitute professional medical, legal, financial, or psychological advice. Readers should exercise their own judgment and consult qualified professionals for specific concerns.

Sources and review basis

Traditional references explain historical vocabulary and context. Official practical sources support only the observable safety, comfort, or environmental points noted in the article; they do not validate metaphysical claims.

  • Traditional reference

    Yuanhai Ziping (渊海子平)

    Wikisource digital text · Accessed 2026-07-14

    A classical source for Four Pillars terminology, element relationships, and the Day Master framework.

  • Traditional reference

    Sanming Tonghui (三命通会)

    Wikisource digital text · Accessed 2026-07-14

    A historical compilation used to cross-check traditional BaZi concepts; it is not scientific validation.

  • Practical source

    APA Dictionary of Psychology: Barnum effect

    American Psychological Association · Accessed 2026-07-14

    A psychology reference for why broad, favourable personality descriptions can feel personally accurate. It does not evaluate BaZi calculations themselves.

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This article is based on publicly available materials in traditional Chinese metaphysics and feng shui. It is intended as cultural reference and background knowledge only. Metaphysical predictions and feng shui suggestions are not substitutes for professional medical, legal, financial, or psychological advice. We encourage readers to apply their own judgment when interpreting the content. Learn more about our content guidelines