Quick answer: 2 native Pennsylvania plants have a recorded bloom range that includes December.
2 species
- Little bluestem Schizachyrium scoparium · 42 states
- Witch-hazel Hamamelis virginiana · 33 states
Native Pennsylvania species whose recorded Lady Bird Johnson Wildflower Center bloom range includes December. Timing shifts with latitude and elevation.
Quick answer: 2 native Pennsylvania plants have a recorded bloom range that includes December.