Last Nabakalebar was done in the year 1996. Next ceremony will be held this year 2015. More than 6 million devotees are expected to visit the temple during the Nabakalebar of Shri Mahaprabhu.
No ordinary Neem tree can be used to make the deities . Certain well defined criteria must be satisfied by the tree before it is labelled a Daru Brahma fit for deities making.
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Sankha (conch), Chakra (disc), Gada (mace/club), Padma (lotus) are the required marks on the tree to be designated Daru Brahma.
Locating the four holy trees requires divine intervention.