Here is the full list of all 11 Crescent Bloom achievements.
Find the shrine of Roc in Fields of Aurora.
Find the shrine of Atlas in Valley of the Caps.
Find the shrine of Altair Majoris in Soundscape.
Find the shrine of the Lost City in Solar Quarry.
Find the shrine of Phantasma in The Overlook.
Find the shrine of Amnis in Still Night.
Find the shrine of the Temple of Steel in Triandor's boss fight.
Find the shrine of Rationality in Triandor's boss fight.
Find every religious shrine in Crescent Bloom.
Find the hidden Spearbloom.
Defeat Triandor!