Speak to Queen Caleuh at -151, -685, -707 near the Sanctuary of Tears to begin this quest.
Look for these plants!
Save 3 sifaye budlings from corruption. To do this you must fight it to no health and then it will follow you back to the queen. You'll need to do one budling at a time. Your pet cannot kill it for you.
Mercenaries or Pets getting the killing blow causing the budling to die instead of following you. If this happens to you, turn off their protect and assist.
The mobs you need, a corrupted sifaye budling, are not marked as relevant to a quest. They have been reported at the following locations around the plants pictured at right (not the plants all the other sifaye are parked on):