Japanese Maple Bonsai Winter

The japanese maple is frost hardy even when trained as a bonsai but it should be protected from strong frost below 10 c 14 f.
Japanese maple bonsai winter. A japanese maple in a bonsai pot must be watered daily in most cases during the growth season maybe even several times a day during the hottest days if the soil is well drained and the tree healthy and vigorous. Water only when the soil dries out. Although this bonsai belongs in the outdoors and needs a dormant period it cannot survive without root protection from frost and heavy wind or in areas where temperatures decline to below freezing for the winter. A beautiful japanese zelkova bonsai tree in winter the ramification is incredible.
There should be a windbreak to prevent the fine branches from drying out for example an unheated greenhouse a foil tent or a sheltered outdoor corner. The japanese maple is a winter hardy outdoor bonsai that means it tolerates temperatures below 0 c well. The trees don t need much water when in dormancy so be careful not to water too often. For this reason these trees are typically outdoor bonsai.
Japanese maple bonsai are typically grown in temperate zones and need a real or simulated winter where they can go dormant in order to survive. The sharp s pygmy japanese maple performs well in zones 5 8 and may lose some of its fall brilliance in zone 9. Also check your trees for insects and infections regularly. They develop winter hardiness by being exposed to a pattern of deepening temporary cold like happens overnight in the fall.
Then they will need to accumulate something like 1 000 hours of time below 40f 5c for proper bud break to occur.