Ko te Pūrahi Parakai Tuaipiri Karuwha Kōrena he taputapu kai hou e whakapai ake ana i te ahungatanga kararehe me ngā tītī. He mea hanga tēnei mā te whakamau i te karuwha kōrena, he tinihanga mai i te tāpoi kōrena, ā, he taumata teitei te parakai e hiahiatia ana mō te tipu ake o ngā kararehe. Ina tāpirihia ki te kai kararehe, ka āwhina te pūrahi i ngā kaiwhakaha kia pai ake te whai kai, pērā i te piki ake i te tāuta, te whāngai miraka, me te hauora whānui ake o ngā kararehe. Anō hoki, ka whakapai ake i te oranga o te oneone me te tipu ake o ngā rākau; nō reira he mea mōhio ki ngā tikanga herehere haumarutanga.