About
Juglans cordiformis, the heart nut or Japanese walnut, is a spreading, deciduous tree producing large, pinnate leaves and heart-shaped, smooth-shelled nuts that are easier to crack than most walnuts. An ornamental and productive tree for a large garden.
About the genus
Juglans, the walnuts, are large, deciduous trees with aromatic, pinnate leaves, insignificant flowers in catkins and edible or ornamental nuts enclosed in fleshy green husks. Grown as specimen trees and nut crops.
Plant details
Suggested usesSpecimen planting, gardens, parks.
Care notes
CultivationPlant in well-drained soil. Stake when young.
PruningPrune to shape in late winter or after flowering.
PropagationPropagate by division, cuttings, or seed as appropriate.
Pest resistanceGenerally pest-free. Monitor for common garden pests.
Disease resistanceGenerally disease-resistant. Ensure good air circulation.