How to Fertilize Paeonia obovata subsp. willmottiae?
Bone meal and balanced feed twice yearly pre-spring and post-bloom

Paeonia obovata subsp. willmottiae · Paeonia obovata subsp. willmottiae
Grow in deep, rich, well-drained soil, ideally in full sun but will tolerate light shade. Will not tolerate waterlogging. See herbaceous peony cultivation for more detailed advice
Bone meal and balanced feed twice yearly pre-spring and post-bloom