Japanese Maple 'Trompenburg' (Acer palmatum) - with fiery foliage - 19 cm Pot - Height 70 cm

Yes, the Japanese Maple 'Trompenburg' (Acer palmatum 'Trompenburg') is perfectly suited for growing in a pot or large planter on a terrace or balcony. Its slow growth allows it to remain compact for many years without requiring frequent repotting. Choose a container of at least 40 liters with good drainage, and use a mixture of potting soil and ericaceous soil. In a pot, watering must be more vigilant than in the ground, especially in summer, and it is advisable to protect the container from intense frost in winter by insulating it or moving it to a frost-free area.

T'he Japanese maple 'Trompenburg' prefers a partially shaded or lightly shaded position, protected from the direct afternoon sun.' In too intense sunlight, the purple leaves d'ry at the edges and lose their vibrant color. It appreciates the diffused morning light or the light shade of a large tree.' It is also important to protect it from strong, dry winds, which quickly parch its delicate foliage. A sheltered spot between two walls or under the canopy of taller trees is perfectly suited to it.

Acer palmatum 'Trompenburg' is a slow-growing maple, gaining an average of 10 to 20 cm in height per year depending on growing conditions. This slowness is actually a major asset: it guarantees a naturally elegant form without requiring regular corrective pruning, and the plant remains at a human scale for many years. Eventually, 'Trompenburg' can reach 4 to 6 meters in the ground over several decades, but remains easily manageable in a pot or in a confined space. This growth rate makes it an ideal choice for small gardens, terraces, and carefully designed arrangements.

The foliage of the 'Trompenburg' Japanese Maple is one of the most spectacular among the cultivars ofAcer palmatum. In spring, the new leaves emerge in a deep purple-violet hue, with finely cut and slightly downward-curling lobes, a distinctive characteristic of the cultivar. Throughout the summer, the foliage retains this dark and intense color, creating a striking contrast in the garden. In autumn, the leaves transform into a display of scarlet reds and flaming carmines before falling.

Yes, the 'Japanese maple 'Trompenburg' is considered hardy and can withstand temperatures down to around' -15°C when planted in the ground, making it suitable for cultivation in the vast majority of regions in France. It can spend the'winter outdoors without any special protection in temperate climates. However, the young shoots that appear early in spring can be sensitive to late frosts: if there is a risk, a protective cover is enough to protect them. In a pot on a terrace, the root system is more exposed and deserves winter protection (mulching, insulating the pot) during prolonged periods of extreme cold.

T'he Japanese maple 'Trompenburg' pairs 'beautifully with o'ther woodland or light-shade plants that share its cultural requirements. At its base, large-leaved blue or golden hostas create a highly decorative contrasting carpet. Ferns, astilbes and hellebores perfectly complete this picture by adding texture and flowers. In a Japanese-inspired setting, pair it with dwarf bamboos or ornamental grasses such as molinia.

The best time to plant the 'Japanese maple 'Trompenburg' in the ground is 'autumn, between September and November, which allows the 'tree to 'establish its roots during 'winter before the spring heat. It can also be planted in spring, outside of frost periods. Dig a hole twice as wide as the pot, amend the soil 'removed with compost and peat to slightly acidify it. Place the 'maple at the same depth as 'it was in the pot, water thoroughly, then mulch around the base to a depth of 10 to 15 cm to retain 'moisture and protect the roots.