LIFE CYCLE
Perennial
PLANT CHARACTERISTICS
Large
GROWTH HABIT
Fast
BLOOM SEASON
Spring
FLAVOUR PROFILE
Mild sweet
SUITABLE FOR
Outdoor
SEED TYPE
Non-GMO
PLANT TYPE
Deciduous nut
PLANTING SEASON
Spring Autumn
FRUIT SIZE
1.5 to 2 inches
PLANT HEIGHT
40 to 60 ft
LIGHT REQUIREMENT
Full Sun
WATER NEEDS
Moderate
HARDINESS ZONES
4 to 8
CONTAINER GARDEN
No
PLANT SPACING
30 to 40 ft
PLANTING DEPTH
1 to 2 inches
GROWING CONDITIONS
Cool
Frequently Asked Questions
How is a Heartnut different from a typical walnut?
How is a Heartnut different from a typical walnut?
Heartnut is a Japanese walnut relative with distinctive heart-shaped nuts and a generally softer, easier-to-crack shell than many common walnuts.
Why is Heartnut considered a long-term landscape tree?
Why is Heartnut considered a long-term landscape tree?
It develops into a large deciduous tree, so planting should account for substantial mature height, canopy spread, and root space.
Can Heartnut trees be planted in a small backyard?
Can Heartnut trees be planted in a small backyard?
They can be grown in a backyard only where sufficient long-term space is available for the mature tree and its spreading canopy.
How does autumn foliage add ornamental value?
How does autumn foliage add ornamental value?
The tree develops seasonal yellow to golden foliage before leaf fall, adding autumn color beyond its nut production.
Why can a second compatible tree improve nut production?
Why can a second compatible tree improve nut production?
Cross-pollination between compatible walnut trees can improve the likelihood of successful nut production when flowering periods overlap.
What soil conditions are suitable for Heartnut?
What soil conditions are suitable for Heartnut?
Deep, fertile, well-drained soil is preferable, with adequate moisture during active growth and good drainage around the roots.