花蜜 is read as かみつ (kamitsu) and means nectar.
かみつ
kamitsu
かびん
(flower) vase
かべん
(flower) petal
はな
(the) best
はなみ
cherry blossom viewing
かえん
flower garden
はなび
fireworks
かけい
star (actor, player, etc.)
はなたば
bunch of flowers
はなよめ
bride
かだん
flower bed
はなむこ
bridegroom
かりゅうかい
red-light district