Cancer Zodiac Sign: The Complete Guide to the Crab

Karka — Cancer — is the heart of the zodiac. Where other signs lead with logic or drive, Karka leads with feeling. It’s ruled by Chandra (the Moon), it’s a water sign, and it runs on emotion, memory and the deep pull of home.

Quick note: Vedic astrology uses the sidereal zodiac, so the dates run later than the Western ones, and the Moon sign and rising sign matter more than the Sun. So treat this as the outline.

Karka at a glance

• Vedic name: Karka (the Crab)
• Sun-sign dates (sidereal): roughly July 15 – August 14
• Ruling planet: Chandra (the Moon)
• Element: Jala — Water
• Quality: Chara (movable) — a starter, led by mood
• Nakshatras it covers: Punarvasu (last quarter), Pushya, Ashlesha
• Gemstone: Pearl (Moti)
• Lucky day: Monday (Somvar)
• Lucky colour: White, silver
• Rules the body: Chest and stomach

The Karka personality

• Deeply feeling. They sense the room before anyone speaks.
• Nurturing. They look after people instinctively, sometimes too much.
• Home-loving. Their house is their shell and their safe place.
• Moody, and they own it — the Moon changes, so do they.
• Protective. Soft on the outside, tough where it counts.
• They hold memories, good and bad, for a long time.

Strengths

• Emotionally intelligent — they read people fast.
• Caring and loyal to the bone.
• Intuitive. Their gut is usually right.
• Tenacious. Like the crab, they don’t let go.

Weaknesses

• Moody and easily hurt.
• They retreat into the shell instead of talking it out.
• Cling to the past and to people.
• Take things personally that were never about them.

Karka in love and relationships

• They love deeply and want to feel safe before they open up.
• Caring partners who show love through food, comfort and presence.
• Need reassurance — a little goes a long way.
• They sulk and withdraw when hurt rather than fight.
• Once they trust you, they’re in for life.

The Karka man

• Sensitive under a guarded shell; a devoted partner and father.
• Family-first, loyal, and quietly emotional.

The Karka woman

• Warm, intuitive and protective of her people.
• Nurturing, but she needs to feel cherished in return.

Karka at work and with money

• Shine in caring, hospitality, food, healthcare, real estate and family business.
• Careful with money — they save for security, not status.
• Work best where they feel emotionally safe; a toxic team drains them fast.
• A strong Moon gives a calm, popular nature; a weak one brings mood swings and worry.

Karka with family and friends

• The glue of the family. They remember birthdays and old stories.
• Few close friends, held very dear.
• They’ll mother everyone, whether asked or not.

Karka and health

• Rules the chest and stomach — watch digestion, acidity and water retention.
• Emotions hit the body here; stress shows up as stomach trouble.
• Calm routines, good sleep and emotional outlets keep them well.

Karka compatibility with every sign

• Karka & Mesha (Aries): Blunt fire can bruise tender water. Needs patience.
• Karka & Vrishabha (Taurus): Lovely. Both want home, comfort and security.
• Karka & Mithuna (Gemini): Heart meets head. Different languages of love.
• Karka & Karka (Cancer): Deep and caring, but two moody people can spiral together.
• Karka & Simha (Leo): Leo’s warmth and Cancer’s care can work — if Leo stays gentle.
• Karka & Kanya (Virgo): Sweet and supportive. Virgo steadies Cancer’s moods.
• Karka & Tula (Libra): Both crave harmony, but handle conflict very differently.
• Karka & Vrischika (Scorpio): Strong water bond. Deep, intuitive, intense.
• Karka & Dhanu (Sagittarius): Their freedom can feel like distance to you. Tricky.
• Karka & Makara (Capricorn): Opposites who balance — you bring warmth, they bring structure.
• Karka & Kumbha (Aquarius): Emotional vs detached. Hard to meet in the middle.
• Karka & Meena (Pisces): One of the best. Two gentle water souls who just understand each other.

True Vedic matching is Guna Milan across Moon signs and nakshatras, not Sun-to-Sun. Take this as a feel only.

A few things people miss about Karka

• The hard shell exists because the inside is so soft.
• They give and give, then quietly resent not being looked after too.
• Make them feel safe and you’ll meet the warmest person in the zodiac.

Beyond your Sun sign

That’s the Karka sketch. Your Sun sign is one thread — your Moon, rising sign and dashas hold the rest. Want the full read? Get your personal Vedic birth-chart reading from Adiveda.