Japanese Maple 'Shaina' (Acer palmatum) - with fiery foliage - 19 cm pot - Height 70 cm

Yes, theAcer palmatum 'Shaina' is one of the Japanese maples best suited to container growing, precisely thanks to its slow growth and naturally compact habit. Choose a large container of at least 40 to 50 cm in diameter, with drainage holes. Use a substrate based on ericaceous soil mixed with potting compost and coarse sand to ensure both nutrient richness and good drainage. Water regularly in summer, never excessively, and apply a balanced fertilizer for hedge or ornamental plants in spring.

The foliage display of theAcer palmatum 'Shaina' evolves beautifully throughout the year. In spring, the young palmate leaves emerge in a bright, almost luminous red, creating a striking contrast with the green of neighboring plants. In summer, the foliage settles into shades of dark red to deep purple, offering a constant splash of color in the garden. In autumn, the lobes turn orange, crimson, and fiery red before falling, marking one of the season's most beautiful displays.

TheAcer palmatum 'Shaina' is a hardy Japanese maple, capable of withstanding fairly low winter temperatures when well established in the ground. It tolerates cold down to around -15°C in optimal conditions, sheltered from the wind. However, newly planted young plants and container-grown specimens are more sensitive, as their roots are less protected by the soil. For container-grown plants, it is advisable to insulate the pot or move it into a sheltered area during periods of intense frost.

The planting of theAcer palmatum 'Shaina' in the ground is ideally carried out in autumn to promote rooting before summer or in spring after the last frosts. Choose a shaded or partially shaded location, sheltered from prevailing winds and the midday sun. Dig a hole twice as wide and as deep as the original pot, and improve the soil with heather soil and compost to obtain a slightly acidic, rich and well-drained soil. Carefully remove the plant from the pot, position it so that the crown is at ground level, fill and lightly tamp down.

TheAcer palmatum 'Shaina' pairs beautifully with plants that share its preference for partial shade and cool, slightly acidic soil. Hostas, with their broad, textured leaves in green, blue-green, or variegated shades, offer a striking contrast in shape and color at its base. Astilbes and ferns add lightness and volume to the ground while also thriving in cool conditions. For a shrub pairing, Japanese pieris (Pieris japonica) with its red new growth and rhododendrons elegantly complete the picture with their spring blooms.

TheAcer palmatum 'Shaina' is renowned for its particularly slow growth, making it an asset for small gardens and container cultivation. It grows an average of 10 to 15 cm per year, sometimes less depending on soil conditions and exposure. At maturity, it generally reaches a height of 1.50 to 2 meters with a similar spread, forming a dense, rounded dome without requiring regular pruning. This controlled growth allows it to remain proportionate to the available space for many years.

TheAcer palmatum 'Shaina' requires very little pruning thanks to its naturally rounded and compact growth habit. In the vast majority of cases, no intervention is necessary to maintain its shape: it structures itself neatly. If a slight correction of shape is needed or if dead or damaged branches need to be removed, prune in late winter, just before the start of the growing season (February to early March), with perfectly clean and sharp tools to prevent diseases.