Acer palmatum 'Atrolineare' is an elegant and unique cultivar of Japanese maple valued for its distinctively fine, thread-like, linear-lobed leaves that give the tree a delicate, airy appearance. The foliage emerges purple-red in spring, maturing to a mix of deep maroon and bronze hues throughout the growing season. In autumn, the tree offers a spectacular display, transitioning to vibrant reds and oranges. 'Atrolineare' is compact, making it ideal for smaller landscapes, patios, or containers. Its striking texture and coloration make it a standout feature tree for ornamental gardens.

- Light: Full sun to part shade
- Water need: Moderate, prefers consistent moisture
- Growth rate: Slow to moderate
- Mature size (HxW): 8–12 ft x 6–8 ft
- Habit: Upright, spreading
- Bloom/interest: Foliage color; fall coloration
- Hardiness zone: 5–9
- Soil tolerance: Well-drained, slightly acidic soils
- Drought/heat tolerance: Moderate, prefers sheltered locations