Secrets of the Ancient Grove by J. Silverpine

Petal is a lukka girl living in an ancient forest on her native planet, Tynea. When she witnesses the stunning metamorphosis of a tree she often sings to, Petal and her tree-friend plunge into a secret world of enchantment, culminating in a thrilling, perilous journey. Secrets of the Ancient Grove is a story for all ages, a masterfully-interwoven mixture of fantasy and science fiction, filled with mystery, adventure, and magic!