Brilliant Autumn Colors
Produces attractive foliage that changes from green to vibrant shades of red, orange, and yellow during fall.
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Korean Maple, scientifically known as Acer pseudosieboldianum, is an ornamental deciduous tree native to Korea and parts of northeastern China. It is admired for its attractive, deeply lobed green foliage that transforms into brilliant shades of red, orange, and yellow during autumn. This cold-hardy maple is a beautiful choice for woodland gardens, landscape planting, and ornamental tree collections. With suitable soil, proper seed preparation, and patience, Korean Maple can grow into an attractive garden specimen.
Produces attractive foliage that changes from green to vibrant shades of red, orange, and yellow during fall.
Features deeply divided, palm-shaped leaves with serrated edges that create an elegant ornamental appearance.
Known for its ability to tolerate colder climates and suitable for gardens in regions where some Japanese maples struggle.
Develops into an attractive small tree or large shrub suitable for woodland gardens, specimen planting, and landscape displays.
| Scientific Name | Acer pseudosieboldianum |
| Common Name | Korean Maple; Purplebloom Maple |
| Plant Family | Sapindaceae |
| Seed Type | Ornamental Tree Seeds |
| Plant Type | Deciduous Tree or Large Shrub |
| Growth Habit | Upright, Rounded, and Spreading |
| Foliage Color | Green, Changing to Red, Orange, and Yellow in Fall |
| Flower Color | Purple |
| USDA Hardiness Zones | Generally Zones 4–8 |
| Planting Season | Fall sowing or spring sowing after appropriate seed stratification |
| Seed Starting | Hot-water soaking followed by cold-moist stratification; approximately 90 days is commonly recommended |
| Germination Time | Variable; may take several months or require an additional stratification cycle |
| Germination Temperature | Approximately 50–59°F (10–15°C) after stratification |
| Sunlight | Full Sun to Partial Shade |
| Soil Requirements | Moist, organically rich, well-drained soil |
| Watering | Regular watering to maintain consistent soil moisture |
| Mature Plant Size | Approximately 15–25 feet tall and wide |
| Plant Spacing | Allow approximately 15–25 feet for mature growth, depending on the planting design |
Grow the natural beauty of Korean Maple with its distinctive foliage, attractive tree shape, and brilliant seasonal colors. Known for its cold tolerance and ornamental value, this maple makes a wonderful addition to woodland gardens, landscaped yards, and tree collections. With proper seed stratification and suitable growing conditions, you can enjoy raising this beautiful deciduous tree from seed.
Discover helpful information about Korean Maple seed germination, autumn foliage, and growing requirements.
Korean Maple seeds generally require cold-moist stratification for approximately 90 days before sowing. Germination can take additional weeks or months depending on seed freshness, temperature, and moisture. Some seeds may require another warm and cold stratification cycle, so patience is important when growing Acer pseudosieboldianum from seed.
To grow Korean Maple from seeds, soak the seeds in hot tap water for approximately 48 hours, then place them in a moist growing medium and refrigerate for around 90 days. Sow the treated seeds approximately 1/4 inch deep in well-draining soil. Maintain suitable moisture and cool conditions while waiting for germination.
Yes. Korean Maple is especially appreciated for its colorful autumn foliage. Its deeply lobed green leaves can develop beautiful shades of red, orange, and yellow during fall. Compared with many Japanese Maple varieties, Acer pseudosieboldianum is also known for its greater cold hardiness, making it an attractive choice for colder garden climates.