Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct
Acer palmatum dissectum 'Seiryu' (Japanese Maple) - Evergreen Trees Direct

Acer palmatum dissectum 'Seiryu' (Japanese Maple)

300L: Approximately 3.0 m – 3.5 m tall

100L: Approximately 2.0 m – 3.0 m tall

40cm/45L: Approximately 1.3 m – 2.0 m tall

Please note: These height guides are approximate, as we work with live plants and natural variation is expected. The measurements provided reflect typical stock sizing but may vary between batches.

Size
Regular price
$1,500.00
Sale price
$1,500.00
Regular price
Tax included. Shipping calculated at checkout.
A GRADE STOCK, EVERY TIME.

Learn About Your New Acer palmatum dissectum ‘Seiryu’ - Seiryu Japanese Maple

Acer palmatum dissectum 'Seiryu' (Japanese Maple) is a rare upright form within the dissectum group, offering finely dissected foliage on a compact vertical frame. Green lace-like leaves emerge in spring and turn crimson and gold in autumn, adding vivid colour and soft texture to small and structured spaces.

They look excellent as feature trees in courtyards, layered borders, or Japanese-inspired designs where upright structure is needed without sacrificing delicacy. Unlike cascading dissectum types, this variety holds a vase-shaped form, making it ideal for areas with limited ground space.

Well suited to ornamental borders, pots, and spaces requiring seasonal contrast and refined branching.

Plant Profile
Planting & Spacing Tips
Post Planting Care
Tips for Various Soil Types

1. Botanical & Physical Characteristics

BOTANICAL NAME:
Acer palmatum dissectum ‘Seiryu’
GENUS:
Acer
BOTANICAL SPECIES:
dissectum
COMMON NAME:
Seiryu Japanese Maple
FAMILY:
Sapindaceae
EVERGREEN / DECIDUOUS:
Deciduous (Defoliates throughout colder months)
FOLIAGE TYPE
  • Lobed
FORM & SHAPE
  • Upright
  • Vase - Shaped
  • Columnar

2. Growth & Environmental Conditions

GROWTH RATE
EXPECTED GROWTH PER YEAR

30 – 45 cm per year(moderate)

MATURE HEIGHT

3 m – 4 m

MATURE WIDTH

3 m – 4 m

SUNLIGHT EXPOSURE
FROST TOLERANCE

Frost Hardy – Survives heavy and frequent frost without damage.

AUSTRALIAN NATIVE?
No

3. Practical Uses & Flowering

USES:
  • Feature Tree
  • Plant in Pots (or) Suitable for Pots
FLOWER COLOUR
Red
FLOWER TYPE
  • Not Applicable
FLOWERING PERIOD
  • Spring

Planting Tips

Plant Spacing

Hedging & Screening: Not suitable for hedging.

Feature Tree: Plant 2 m – 3 m apart to showcase its upright laceleaf form.

Avenue Planting Trees: Not typically used for avenues.

Ensuring A Strong Start

How to Plant Acer palmatum dissectum 'Seiryu'

  1. Spot Selection: A location with filtered sunlight, especially protected from the afternoon sun, is ideal.
  2. Soil Enhancement: Integrate organic compost into the soil to improve its structure and drainage properties.
  3. Digging Depth: The hole should be approximately double the width of the tree's root ball.
  4. Positioning the Tree: Gently place the 'Seiryu' in the hole, backfill with soil, and press softly.
  5. Immediate Watering: Thoroughly water post-planting to support root development.

Root Ball Dimensions (Width × Depth) for Planting

Use this as a reference when digging your planting hole. We recommend digging at least 10% wider than the dimensions below to encourage strong root development.

  • 30cm Pot: 33cm (W) × 30cm (D)
  • 40cm/45L Pot: 44cm (W) × 41.5cm (D)
  • 50cm Pot: 49.5cm (W) × 35.2cm (D)
  • 70L Pot: 55cm (W) × 41.8cm (D)
  • 100L Bag: 50.6cm (W) × 52.8cm (D)
  • 100L Pot: 66cm (W) × 49.5cm (D)
  • 150L Bag: 66cm (W) × 55cm (D)
  • 200L Bag: 71.5cm (W) × 60.5cm (D)
  • 300L Bag: 88cm (W) × 63.8cm (D)
  • 400L Bag: 99cm (W) × 66cm (D)
  • 500L Bag: 122cm (W) × 66cm (D)
  • 750L Bag: 134cm (W) × 69cm (D)
  • 1000L Bag: 146.3cm (W) × 71.5cm (D)
  • 2000L Bag: 176cm (W) × 82.5cm (D)

Post Planting Care

When planting a new tree or shrub, proper watering is essential to ensure healthy establishment and long-term growth. Follow these guidelines to give your plant the best start:

  1. Immediately After Planting:
    Water generously right after planting to settle the soil around the roots and eliminate air pockets. This helps the roots make good contact with the soil.
  2. First Three Months (Establishment Phase):
    The initial three months are critical for root development. Water deeply twice daily (morning and evening) to encourage strong, deep root growth.
  3. Irrigation Systems:
    If using an irrigation system, adjust it to provide adequate water during the establishment phase. Ensure the water reaches the root zone without overwatering.
  4. Weather Considerations:
    Adjust watering based on weather conditions. Increase frequency during hot, dry periods and reduce it during cooler, wetter seasons.
  5. Ongoing Care:
    After the establishment phase (3 months), gradually reduce watering frequency but ensure the plant receives consistent moisture, especially during dry spells.

Long Term & Ongoing Care

Caring for Acer palmatum dissectum 'Seiryu'

  • Watering: Maintain uniform moisture, particularly during warmer or drier periods. Overwatering should be avoided.
  • Pruning: Minimal pruning is needed; if required, focus on dead or overlapping branches during the dormant season.
  • Mulching: A protective layer of organic mulch helps retain moisture and moderates soil temperature.
  • Pests/Diseases: Generally pest-resistant, but periodic checks for aphids or other common pests are advised.

Growing Your Acer palmatum dissectum 'Seiryu' (Japanese Maple) in Various Soil Types

The 'Seiryu' Japanese Maple is adaptable and can be optimized for various soil types to ensure robust growth:

Ideal Drainage: Prefers well-draining soil that allows excess water to escape, preventing root rot and disease.

Well-Draining Soil: This soil type is perfect as it combines airiness with moisture retention, promoting healthy root development and vibrant foliage. No changes needed unless you want to enrich with a bit of organic mulch for nutrient boost.

Sandy Soil: While excellent for drainage, sandy soil lacks nutrient retention. Optimize by adding well-rotted compost and worm castings to increase its fertility and water-holding capacity, which will support more consistent growth.

Clay Soil: Clay soil's density can suffocate roots but can be optimized by incorporating coarse sand and organic matter like compost or leaf mold. This amendment improves the soil structure, enhances aeration, and ensures better drainage.

Loamy Soil: Loamy soil is naturally well-balanced and ideal for 'Seiryu'. Enhance this type with organic mulch to slowly add nutrients and maintain soil health.

Peaty Soil: Rich in organic materials, peaty soil retains moisture well but may require improved drainage. Mix in coarse sand and perlite to optimize drainage while maintaining its high nutrient content.

Here is what customers like you frequently ask

FAQ

Q. Is this tree suitable for hedging or screening?
A. No, it’s best used as an ornamental specimen due to its upright habit and delicate foliage.

Q. How fast does Acer ‘Seiryu’ grow?
A. It grows at a moderate rate of 30 – 45 cm per year, depending on environmental conditions.

Q. What makes ‘Seiryu’ different from other dissectum maples?
A. Unlike most dissectum varieties, ‘Seiryu’ has an upright form, combining lace-leaf texture with vertical structure.

Q. Is it suitable for pots or patios?
A. Yes, it thrives in large containers and is perfect for patios, entryways, or decorative garden beds.

Q. What colours does it show throughout the year?
A. Fresh green foliage in spring turns to vibrant gold and crimson in autumn.

Q. Does it need full sun or shade?
A. It prefers partial shade and benefits from protection against hot afternoon sun.

Q. Is it drought-tolerant?
A. It has moderate drought tolerance once established but performs best with consistent moisture.

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