What are the five elements in BaZi?

Wood, Fire, Earth, Metal and Water. Each heavenly stem and earthly branch carries one, and readings describe how they produce or control one another.

How do I find my Day Master element?

Your Day Master is the heavenly stem of your day pillar. Jia and Yi are Wood, Bing and Ding Fire, Wu and Ji Earth, Geng and Xin Metal, Ren and Gui Water. The calculator returns it from your birth date, time and place.

Is a missing element a problem?

Not by itself. What matters is the season, the balance of support and drain, and where that element sits in hidden stems or luck cycles. Treat a missing element as a question, not a deficiency.

What is the difference between generating and controlling?

Generating is support and production — one element feeds the next. Controlling is structure and restraint — one element limits another. Both are needed; a chart with only support and no structure is as unbalanced as the reverse.

The five elements in BaZi

How the five elements work in BaZi: the generating and controlling cycles, which element each heavenly stem and earthly branch carries, and how the ten gods are derived from those relationships.

BaZi reads a chart through five elements: Wood, Fire, Earth, Metal and Water. Every heavenly stem and earthly branch carries one of them, and almost every statement in a reading — the Day Master, the ten gods, the strength of a month — describes how those elements meet.

The system runs on two cycles. One produces (生, shēng), one controls (克, kè). Everything else — including the ten gods — is a position inside those two cycles.

The five at a glance

Element	Classical image	Season	Direction	Heavenly stems	Earthly branches
Wood 木	A growing tree	Spring	East	Jia, Yi	Yin, Mao
Fire 火	Flame and sunlight	Summer	South	Bing, Ding	Si, Wu
Earth 土	Field and mountain	Late season	Centre	Wu, Ji	Chen, Wei, Xu, Chou
Metal 金	Blade and ore	Autumn	West	Geng, Xin	Shen, You
Water 水	River and rain	Winter	North	Ren, Gui	Hai, Zi

Seasons and directions are classical correspondences used for reading, not literal claims about geography.

The generating cycle

Wood feeds Fire, Fire turns to Earth, Earth bears Metal, Metal carries Water, and Water feeds Wood. The cycle closes and repeats. In a chart, the element that produces your Day Master is called Resource (印): support, learning, mentors and rest. The element your Day Master produces is Output (食伤): expression, craft and ideas that leave your hands.

A practical consequence: if a chart feels under-supported, the answer is usually not "add the element" but "find where the producing element already sits" — in a hidden stem, a month branch, or a decade cycle.

The controlling cycle

Wood breaks Earth, Earth dams Water, Water quenches Fire, Fire melts Metal, and Metal cuts Wood. Control is not harm: in BaZi it is structure. The element your Day Master controls is Wealth (财) — what you manage, earn and spend. The element that controls your Day Master is Power (官杀) — rules, responsibility and the pressure that shapes you.

From elements to the ten gods

The ten gods are five element relationships, each split by polarity. Two stems of the same element and the same polarity are Friend; the same element with opposite polarity is Rob Wealth. The same logic produces the other eight.

Relationship to the Day Master	Group	Same polarity	Opposite polarity
Same element	Companion	Friend	Rob Wealth
The Day Master produces it	Output	Eating God	Hurting Officer
The Day Master controls it	Wealth	Indirect Wealth	Direct Wealth
It controls the Day Master	Power	Seven Killings	Direct Officer
It produces the Day Master	Resource	Indirect Resource	Direct Resource

Reading balance, not labels

No element is good or bad in itself. A chart is read against the season it was born in: the same Wood Day Master has very different needs in spring and in autumn. "Missing" an element in the eight characters does not automatically mean a deficit — that element may sit in a hidden stem or arrive in a luck cycle.

Start with the season of the month branch, then count support.
Read elements through their relationships, not as personality labels.
Treat a missing element as a question to investigate, not a diagnosis.

Frequently asked questions

What are the five elements in BaZi?: Wood, Fire, Earth, Metal and Water. Each heavenly stem and earthly branch carries one, and readings describe how they produce or control one another.
How do I find my Day Master element?: Your Day Master is the heavenly stem of your day pillar. Jia and Yi are Wood, Bing and Ding Fire, Wu and Ji Earth, Geng and Xin Metal, Ren and Gui Water. The calculator returns it from your birth date, time and place.
Is a missing element a problem?: Not by itself. What matters is the season, the balance of support and drain, and where that element sits in hidden stems or luck cycles. Treat a missing element as a question, not a deficiency.
What is the difference between generating and controlling?: Generating is support and production — one element feeds the next. Controlling is structure and restraint — one element limits another. Both are needed; a chart with only support and no structure is as unbalanced as the reverse.

See it in your own chart

Enter your birth date, time and place, and the calculator returns the four pillars, your Day Master, the five-element balance and the luck cycles.

Cast your free BaZi chart

This page is a study aid for classical BaZi symbolism, not a prediction. It describes tendencies and temperaments, not events, outcomes or dates. For medical, legal or financial decisions, consult a qualified professional.

Last updated 2026-11-09