Troubleshooting
Mockernut Hickory problems — and how to fix them
Mockernut Hickory (Carya tomentosa) is generally forgiving once you match its basics, but a few issues come up again and again. Here is what each one looks like, why it happens, and the fix.
Transplant difficulty
Its deep taproot makes mockernut hard to transplant; raise from seed in place or move only small seedlings, avoiding root disturbance.
Slow growth and late bearing
Grows slowly and is slow to reach nut-bearing age (often 10-20+ years); patience is required, as with other hickories.
Thick shells, small kernels
The very thick, hard shells make extracting the small kernels laborious; this is a species trait rather than a fixable problem.
Hickory bark beetle and leaf spots
Drought- or stress-weakened trees may attract hickory bark beetle and develop fungal leaf spots; keep trees vigorous and remove dead wood.
Prevent mockernut hickory problems before they start
Most mockernut hickory issues are care-mismatch, not bad luck. Dial in the basics:
Looking for mockernut hickory in general rather than its problems? Read the full mockernut hickory care guide — light, water, soil and feeding.
Mockernut Hickory problems — FAQ
Why is my mockernut hickory transplant difficulty?
Its deep taproot makes mockernut hard to transplant; raise from seed in place or move only small seedlings, avoiding root disturbance.
Why is my mockernut hickory slow growth and late bearing?
Grows slowly and is slow to reach nut-bearing age (often 10-20+ years); patience is required, as with other hickories.
Why is my mockernut hickory thick shells, small kernels?
The very thick, hard shells make extracting the small kernels laborious; this is a species trait rather than a fixable problem.
Why is my mockernut hickory hickory bark beetle and leaf spots?
Drought- or stress-weakened trees may attract hickory bark beetle and develop fungal leaf spots; keep trees vigorous and remove dead wood.