Navratri is the period in between two seasons. On Mahashivratri, Prasadam created up of Neem leaves is dispersed which is very good for health. Some festivals like Vat Pournima and Nag Panchami contain tree and animal worship, which teach us the necessity of mother nature. Historical Hindu sages interconnected science, https://hanumanmandiradelaide.com.au/hanuman-mandir-adelaide-a-spiritual-sanctuary-in-south-australia/