Available in season only ( June until early September ) Our truffiere has been producing Truffle since 1999 The Quality of truffle produced here in the sunny Bay of Plenty is amazing. Due to our soil and climate it makes the perfect condition to farm these black diamonds. Ohiwa Black Diamonds focus on quality of products and services. Each Truffle is handled with care. Through Lifting truffle out of the ground to ultrasonic cleaning , a drying and breathing method followed by a quality control and grading method you are ensured of a heavenly Truffle Experience