"[The Grass King's Concubine] entirely delighted me. And, by turns, impressed me.... In many ways, this is a meditative novel, playfully serious, lucidly written." — Ideomancer Reviews
"Sperring's imagery is rich and striking." — Publishers Weekly
"[The Grass King's Concubine's] Indian-like atmosphere and exquisitely detailed land create an unusual and enthralling world that traps the reader." — LitPick Book Reviews