At the Qutub Minar complex there are indeed stones and carvings that originally came from Jain temples, and among the decorative designs you can see “tree” motifs which many people identify as the Kalpavṛkṣa (Kalp tree). So yes, this can be connected with Jain symbolism – but with some clarifications.

1. What is Kalpavṛkṣa in Jainism?

In Jain dharma, Kalpavṛkṣa is a very important idea in cosmology:

• In the very early human ages (bhog‑bhūmi), people did not work, farm or trade.
• All basic needs came directly from special wish‑fulfilling trees called Kalpavṛkṣa:

- trees that gave food, - trees that gave clothes, - trees that gave ornaments, houses, lights, etc.

• As time became spiritually weaker, these trees disappeared, and human beings had to start working, storing, owning – which increased bondage of karma.

So, for Jains the Kalp tree reminds us of:

• a pure, simple life with few desires,
• a time when needs were met without greed and violence,
• and how increasing desires bring more karma and suffering.

It is an important Jain cosmological symbol, but it is not the main universal Jain emblem (which has the hand, swastika, three dots, etc.).

2. Why would a Kalp tree appear at Qutub Minar?

Historically, the Quwwat‑ul‑Islam mosque and surrounding structures at Qutub Minar were built using stones and pillars taken from many earlier Hindu and Jain temples. Among these reused stones are:

• Jain Tirthankar images, and
• typical Jain decorative motifs, including stylised trees which can be understood as Kalpavṛkṣa / tree‑of‑life types of designs.

So when you are told:

> “This Kalp tree at Qutub Minar is an important Jain symbol,”

what is basically meant is:

• That carving very likely comes from an old Jain temple.
• The tree motif is consistent with Jain art and the important Jain idea of Kalpavṛkṣa.
• It is evidence of ancient Jain presence and worship in that area before those temples were dismantled.

3. One important balance

• Yes: Kalpavṛkṣa is genuinely significant in Jainism, and such a carving likely reflects Jain religious art.
• But: The Qutub Minar today is a historical monument, not a living Jain temple, and the stone is just one reused piece among many. So we should not think of it as a formal “Jain symbol” placed there by Jains; rather, it is a Jain symbol that survived inside a later structure.

In simple words: The “Kalp tree” you see there is very much in line with Jain beliefs and temple art. It is an authentic reflection of Jain cosmology (the wish‑fulfilling Kalpavṛkṣa) that has been preserved, by chance, inside the Qutub Minar complex.