What is Stone Flower called in Tamil?

Stone flower is called Kalpasi (கற்பாசி) in Tamil. It is one of the essential spices in Chettinad cooking — one of Tamil Nadu's most complex spice traditions.

What is Dagad Phool used for in cooking?

Dagad phool is used primarily in three contexts: (1) Chettinad spice blend (kalpasi is essential in the master spice blend), (2) Maharashtrian goda masala, and (3) some versions of Bengali garam masala. It adds earthy depth and complexity to slow-cooked preparations.

Is stone flower safe to eat?

Yes — stone flower is safe to consume in culinary quantities. It is a lichen that has been used in Indian cooking for generations. However, it is typically used whole and removed before serving — it is not eaten directly.

Where can I buy Dagad Phool?

Stone flower is available in South Indian grocery stores (as Kalpasi), Maharashtrian grocery stores (as Dagad Phool), and some specialty spice retailers. It is not commonly found in mainstream supermarkets outside of areas with significant South Asian populations.

Stone Flower (Dagad Phool) — Complete Guide | Indian Ingredient Encyclopedia

Q: What is Dagad Phool in English?

Dagad Phool is Stone Flower or Rock Flower in English. It is not actually a flower — it is a lichen (a symbiosis of algae and fungi) that grows on rocks and trees in the Deccan Plateau and South India.

Ingredient identity

Ingredient DNA

Stone Flower — Dagad Phool

Parmotrema perlatum · Family: Parmeliaceae · Genus: Parmotrema

Origin

India — found growing on rocks and trees in the Deccan and South India

What Does Stone Flower Taste Like?

Flavour Profile — Stone Flower

Earthiness

★★★★☆

Woodsy/Mossy

★★★☆☆

Complexity

★★★★☆

Bitterness

★★☆☆☆

Umami

★★☆☆☆

Aroma Strength

★★☆☆☆

Botanical classification

Kingdom

Plantae

Family

Parmeliaceae

Genus

Parmotrema

Species

Parmotrema perlatum

Hindi Name

Dagad Phool / Patthar Phool

Sanskrit Name

Shaileyam

English Name

Stone Flower

Arabic Name

—

Names across India

Stone Flower in Every Indian Language

Language	Name	Pronunciation
English	Stone Flower / Rock Flower	STONE FLOW-er
Hindi	दगड फूल — Dagad Phool	DAH-gad phool
Bengali	পাথর ফুল — Pathor Phool	PAH-thor phool
Tamil	கற்பாசி — Kalpasi	KAL-pah-see
Telugu	రాతి పువ్వు — Rati Puvvu	RAH-tee POO-voo
Malayalam	കൽക്കടൽ — Kalkadal	KAL-kah-dal
Kannada	ಕಲ್ಲು ಹೂವು — Kallu Hoovu	KAL-loo HOO-voo
Gujarati	દગડ ફૂલ — Dagad Phool	DAH-gad phool
Marathi	दगड फूल — Dagad Phool	DAH-gad phool — essential in goda masala
Punjabi	ਪੱਥਰ ਫੁੱਲ — Patthar Phull	PAH-thar phull
Urdu	داگد پھول — Dagad Phool	DAH-gad phool
Sanskrit	शैलेयम् — Shaileyam	SHY-leh-yum

Origin and identity

What Is Stone Flower?

Stone flower — dagad phool — is not a flower at all. It is a lichen — the symbiotic organism formed by algae and fungi growing together, typically on rocks and tree bark in the Deccan Plateau and South India. In appearance it looks like flat, grey-brown dry patches or curly pieces. In Indian cooking, it is one of the most unusual and regionally specific ingredients — unknown to most North Indian home cooks but essential in Chettinad, Maharashtrian goda masala, and certain Bengali garam masala recipes.

The flavour contribution of stone flower is subtle — earthy, woody, slightly mossy — more a deepening and complexifying agent than a dominant note. It is often compared to a more delicate version of dried mushroom's umami contribution. In the spice blends where it appears, removing it produces a noticeably flatter result, even though identifying stone flower as a specific flavour in the finished dish is difficult.

What Indian Cooking Loses Without Stone Flower

Chettinad cuisine's depth and complexity is partly attributed to stone flower in the master spice blend — it is one of the ingredients that makes chettinad cooking difficult to replicate
Maharashtrian goda masala would be structurally incomplete without dagad phool — it contributes an earthy base note that other spices do not provide
Bengali garam masala variations that include stone flower have a distinctly different, more complex character than those without
The umami-adjacent quality of stone flower in slow-cooked preparations deepens the overall flavour in ways that are difficult to isolate but noticeable in absence
As one of the most geographically specific Indian spice ingredients, stone flower is a genuine marker of regional culinary identity

Historical significance

Stone Flower Through History

Historical Record

A Lichen in the Spice Box

Stone flower's use in Indian cooking likely developed through observation of its contribution to slow-cooked preparations — a cook or tradition would have discovered that adding these lichen pieces to long-cooked meat and spice preparations deepened the flavour in a particular way. The tradition is most developed in Chettinad (Tamil Nadu) and Maharashtra — two cuisines known for their complex, layered spice traditions.

The spice does not appear in ancient Sanskrit texts in the culinary context in the same way as other spices — suggesting its incorporation into Indian cooking may be relatively recent or was specific enough to not have reached the texts of the period. Its use remains highly regional today.

Explore Indian Food History →

Cooking science

The Science of Stone Flower

🔬Cooking Science

Phenolic Umami — The Chemistry of Stone Flower

Stone flower contains a range of phenolic compounds derived from lichen's symbiotic chemistry, including orsellinic acid derivatives and various complex organic molecules. These compounds contribute flavour through phenolic-umami interactions — similar to how dried mushrooms add depth through glutamate-related compounds. Stone flower's contribution is most effective in long slow-cooked preparations where its phenolic compounds have time to extract into the cooking medium and interact with protein compounds in meat. Brief cooking extracts little.

Storage science

How to Store Stone Flower

Storage Reference

Whole pieces

2–3 years — very dry and stable

Ground

Use whole — rarely ground

Best practice

Store in airtight container — can absorb moisture and soften

Buying guide

How to Buy Good Stone Flower

What to Look For — and What to Avoid

✓ Look For

Dry, flat, grey-brown lichen pieces
Earthy, faintly mossy smell when a piece is broken
From South Indian or Maharashtrian grocery stores
Firm, dry texture — not soft or moist

✗ Avoid

Moist or soft pieces — has absorbed moisture and may mould
No aroma
Mixed with plant debris
Very dark brown or black — old stock

Technique

How to Use Stone Flower Correctly

Using Stone Flower in the Kitchen

Technique, quantity, and what to avoid

Add whole pieces to hot oil at the start of slow-cooked preparations — like biryani or Chettinad curry
1–2 small pieces per dish for 4 people
For goda masala: include a few pieces in the spice blend
For Chettinad preparations: dry-roast briefly before grinding into the masala
Remove before serving — the pieces are not meant to be eaten
Rinse briefly before use if very dusty

Pairings

What Stone Flower Pairs Well With

Best Pairings — Stone Flower

🐑Lamb 🐓Chicken 🫚Coconut Oil 🌿Curry Leaves 🌶Red Chilli 💛Turmeric 🌿Coriander 🫙Cinnamon 🌿Black Pepper 🧅Onion

Famous dishes

Dishes That Use Stone Flower

Key Dishes Using Stone Flower

Chettinad Kozhi Varuval

Tamil Nadu · Pepper chicken dry fry

Part of the master spice blend

Goda Masala

Maharashtra · Spice blend

Essential component

Bengali Garam Masala

Bengal · Spice blend (some versions)

Distinctive addition

Chettinad Kuzhambu

Tamil Nadu · Chettinad curry

Structural spice

Mutton Biryani (Hyderabad)

Hyderabad · Some versions

Depth addition

Kala Masala

Maharashtra · Dark spice blend

Essential

Regional use

Where Stone Flower Matters Most

Regional Importance

★★★★★

Chettinad

Defining ingredient — signature spice

★★★★★

Maharashtra

Goda masala and kala masala essential

★★★★☆

Bengal (some communities)

Bengali garam masala variations

★★★☆☆

Hyderabad

Some biryani preparations

★★☆☆☆

North India

Rarely used

★★☆☆☆

Kerala

Occasional use

Where Stone Flower Fits in Indian Cooking

Chettinad Cuisine	Essential
Maharashtrian Cuisine	Essential
Bengali Cuisine	Occasional
Hyderabadi Cuisine	Occasional
North Indian Cuisine	Rare
South Indian Cuisine	Common

Comparison

Stone Flower vs Dried Mushroom vs Kokum (Umami/Depth Agents)

Feature	Stone Flower	Dried Mushroom	Kokum
Type	Lichen	Fungus	Fruit skin
Flavour	Earthy, mossy, complex	Umami, meaty	Sour, fruity
Indian use	Regional — Chettinad, Maharashtra	Occasional	South India, Goa
Depth effect	Subtle, complex	Strong umami	Sour depth
Used whole?	Yes — in slow cooks	Yes	Yes
Remove before serving?	Yes	Usually	Yes

Nutrition

Nutrition and Key Compounds

Stone Flower — Honest Nutritional Picture

Culinary quantities — aromatic and flavour contribution, not macro nutrition

Stone flower at culinary quantities contributes negligible nutrition. Lichen phenolic compounds have been studied for various properties, but culinary quantities are far below any significant dose.

Substitutions

Substitutes for Stone Flower

What Works and What Does Not

Partial

Dried mushroom powder

Provides earthy-umami depth but with more pronounced mushroom flavour.

Omit

In most preparations

Stone flower is more of a deepening agent than a dominant flavour — omitting it changes the dish subtly but does not fundamentally break it.

No substitute

For authentic Chettinad masala

The specific phenolic contribution of stone flower in the Chettinad master spice blend is considered essential for authenticity.

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Chef's notes

Practical Insight

From the Kitchen

Stone flower is worth sourcing if you want to make authentic Chettinad or Maharashtrian preparations — the contribution is real even if subtle. Look for it in South Indian or Maharashtrian grocery stores under the name kalpasi (in Tamil-focused shops) or dagad phool (in Maharashtrian shops). A small packet will last a very long time as you use it in small quantities.

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