We won't give up the fruits (or nuts) of our labor. Hawai'i farmers have worked long and hard to build the value of our macadamia nuts. Check product labels to make sure what you're buying is made with Hawai'i-grown macadamia nuts. Macadamia Growers. of Hawai'i We won't give up the fruits ( or nuts ) of our labor . Hawai'i farmers have worked long and hard to build the value of our macadamia nuts . Check product labels to make sure what you're buying is made with Hawai'i - grown macadamia nuts . Macadamia Growers . of Hawai'i