Tallest Jerusalem artichoke

Tallest Jerusalem artichoke
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Who
Zachary Uebelhor
What
5.17 metre(s)
Where
United States (Davis)
When
27 October 2025

The tallest Jerusalem artichoke is 5.17 m (16 ft 11.54 in), and was grown by Zachary Uebelhor (USA), in Davis, California, USA, on 27 October 2025.

Zachary says the plant's exceptional height was achieved by fertilizing it twice and by its ideal access to vertical sunlight.