Green Ember Collection

From the author's website, here is the recommended reading order!

1. The Green Ember
   Heather and Picket are extraordinary rabbits with ordinary lives until calamitous events overtake them, spilling them into a cauldron of misadventures. They discover that their own story is bound up in the tumult threatening to overwhelm the wider world. 
    
2. The Black Star of Kingston (Tales of Old Natalia 1)
   A century before Heather and Picket's adventures in The Green Ember, a displaced community fights for hope on the ragged edge of survival.
    
3. Ember Falls
   The stage is set. It’s war. Morbin Blackhawk, slaver and tyrant, threatens to destroy the rabbit resistance forever. Heather and Picket are two young rabbits improbably thrust into pivotal roles. The fragile alliance forged around the young heir seems certain to fail. Can Heather and Picket help rescue the cause from a certain, sudden defeat?
    
4. The Last Archer: A Green Ember Story (Green Ember Archer #1)
   Set during Heather and Picket’s arrival at Cloud Mountain, The Last Archer follows the journey of Jo Shanks. Jo is a gifted archer with a burden on his back and a fire within. Eager to see the Longtreaders receive justice, he travels from his Halfwind Citadel home to a Cloud Mountain poised on the brink of war. What he finds there will confront his convictions and test his resolve as the war begins and King Jupiter’s heir is revealed.
    
5. Ember Rising
   A harrowing adventure inside enemy territory. Heather and Picket are plunged into the darkness of Morbin's shadow, fighting to bear the flame of the cause and light the way for rabbitkind's upright insurrection.
    
6. The Wreck and Rise of Whitson Mariner (Tales of Old Natalia #2)
   Old Natalia, soon after Captain Blackstar saved king and cause on the shores of Ayman Lake. Battered, but determined, Whitson Mariner leads his displaced rabbits into new dangers on a journey to their undiscovered home. Whitson the king, Lillie the queen, Prince Lander, and loyal Massie Burnson must rise from the wreckage of betrayal to rescue the cause once more. 
    
7. The First Fowler: A Green Ember Story (Green Ember Archer #2)
   In this sequel to The Last Archer, Jo Shanks is back in action against the Preylord tyrants. Alongside Helmer and Emma, this riveting adventure sees Jo on a perilous journey where survival and the cause itself are at stake.
    
8. Ember's End
   The end is here. Heather and Picket face off for the last time with their tyrannical foes in this final installment of the main Green Ember Series. The Mended Wood flickers dimly in the vision of the rabbits of Natalia, as they battle bravely for their survival and a hopeful future beyond.
    
9. The Archer's Cup (Green Ember Archer #3)
   Jo Shanks is charged with aiding Emma on her mission to unite the secret citadels in their fight against the Preylord slavers. Alongside Cole and Heyna Blackstar, Jo and Emma must enter into the heart of a community in confusion.
    
10. Prince Lander & the Dragon War (Tales of Old Natalia #3)
    Rabbitkind faces extinction, and Prince Lander must follow his aging father to the last desperate edge of hope. A possible future is glimpsed dimly through a veil of darkness and death. This will not be a safe ending.