Carpinus species/Hornbeam Species Guide
Carpinus Species suitable for Bonsai;
Carpinus betulus /European hornbeam, Carpinus turczaninowii /Korean hornbeam, Carpinus caroliniana /American hornbeam
Ease of Cultivation 7/10 Suitablity for Bonsai Styling 7/10
Position Slight shade particularly from mid-day sun. Provide some frost protection in winter.
Repotting In spring (as buds extend) every two years, when tree is ten years old repot as necessary when roots fill the pot. Hornbeams have vigorous roots systems.
Pruning Pinch out apical buds as soon as possible as they emerge to encourage short internodes, prune back new growth to 2 nodes when fully extended and remove overlarge leaves.
Propagation Sow seed outside in Autumn. Softwood cuttings in mid-summer.
Pests and diseases Coral spot, caterpillars and aphids, sun scorch to leaves.
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