Ajisai no Mori Kita-Ibaraki 2026: 1,500 Hydrangea Varieties in a Cedar Forest (Largest Collection in Japan)

About 1,500 hydrangea varieties across 30,000 square meters of cedar-forest hillside in Northern Ibaraki — the largest variety count of any Japanese hydrangea garden, founded in 2004 by collector Yamagata-san. Admission ¥500, peak late June to mid July, almost no crowds even at peak.

