Income from sale of sandal wood tree grown in agriculture land taxable or not

HI .. I AM HAVING 145 SQ.YDS OF LAND AND I AM CULTIVATING WHITE SANDALWOOD (SRIGANDHAM) PLANTS IN THAT LAND SINCE LAST 7 YEARS AND I WOULD BE ABLE TO GET THE HARVEST IN NEXT 8 YEARS. I WOULD BE SELLING IT TO THE GOVERNMENT AS PER THE GUIDELINES. PLEASE CLARIFY ME THAT THE PRODUCE OF WHITE SANDALWOOD FROM MY FARM WILL BE TAXABLE OR NOT ? IF YES, WHAT IS THE PERCENTAGE OF TAX.

THANKS & REGARDS