Acer palmatum 'Twombly's Red Sentinel' Columnar Japanese Maple
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Acer palmatum ‘Twombly’s Red Sentinel’ is a distinctive columnar Japanese maple prized for its narrow, upright form and rich red foliage. Bright red spring leaves mature to deep maroon in summer before exploding into electric red in fall, providing outstanding color without taking up much garden space.
- Zones: 5–9
- Spring Color: Bright red
- Summer Color: Deep maroon
- Fall Color: Electric bright red
- 15-Year Size: Approximately 8–10 ft tall × 3 ft wide
- Growth Habit: Narrow, upright, columnar form
- Origin: Discovered by Ken Twombly in Connecticut in the late 1970s
- Best Uses: Small spaces, narrow beds, specimen plantings, and upscale hedges
- Best Feature: Bloodgood-type red foliage combined with an exceptionally narrow, space-saving habit