Odawara Castle Hydrangea and Iris Festival 2026
A seasonal festival at the iris garden in the Honmaru East Moat of Odawara Castle Park, where approximately 10,000 iris plants and 2,500 hydrangea bushes on the hillside bring color to early summer. Against the backdrop of historic Odawara Castle, the sight of purple, white, and yellow irises blooming alongside blue, purple, and pink hydrangeas is breathtaking. Weekends feature outdoor concerts, and evening illumination creates an enchanting floral landscape. Garden tables and local food vendors with kitchen cars are available. A beloved early-summer tradition enjoyable for castle and flower enthusiasts alike. Free admission.
Odawara Castle Hydrangea and Iris Festival 2026 に関する情報をみんなで持ち寄りましょう。
Event Info
auto_awesomeHighlights
expand_more
The co-blooming of approximately 10,000 irises and 2,500 hydrangeas is the main attraction. The evening 'AKARI NIGHT' illumination with approximately 200 ceramic lanterns is enchanting. Free weekend outdoor concerts including taiko drums. Limited-edition castle stamps also available. Kitchen cars serve roast beef, shaved ice, and more.
event_repeatPast Editions
expand_more
The iris garden in the Honmaru East Moat of Odawara Castle has about 10,000 iris plants, with about 2,500 hydrangeas on the park slopes. The festival is held annually from early to mid-June, with evening illumination, stage events, and kitchen car vendors.
directionsAccess
expand_more
About 10 min walk from JR Tokaido Line/Odakyu Line Odawara Station to Odawara Castle Park. The venue is the Honmaru East Moat Iris Garden within the park. Use nearby paid parking (no park-dedicated lot).
groupsCrowd Forecast
expand_more
Iris peak is late May to mid-June; hydrangea peak is early June to early July. The first two weekends of June, when both flowers are at their best, are the most crowded. Weekday mornings offer more leisurely viewing. The illumination hours (sunset to ~20:30) are also popular.
hotelBook a hotel in 神奈川県 小田原市 earlyPRchecklistTips & What to Bring
expand_more
Free admission. On weekends, the castle tower stays open until 18:00 (last entry 17:30). Food booths 10:00-16:00, kitchen cars 10:30-17:00 (mainly weekends). Hydrangeas are beautiful even in the rain, but watch your footing on wet paths.
Get Ready
Prepare for this festival
PR一休.com / じゃらん遊び・体験
10/19〜10/25、
神奈川おすすめ
いちばんの注目は愛川町ふるさとまつり。
秋のうまいもの
雨の日でも楽しめる
家族で楽しむ
Visitor Report
The Odawara Castle Hydrangea and Iris Festival is an annual draw for flower enthusiasts, combining historic castle architecture with beautiful blooms. The peak period when about 10,000 irises and 2,500 hydrangeas bloom simultaneously is especially popular and photogenic. The evening 'AKARI NIGHT' illumination with 200 ceramic lanterns is a highlight, creating an entirely different atmosphere from daytime viewing.
* Compiled from multiple websites and social media sources.
アクセス・場所
For the organizer of this event
Corrections, photos, and removal are all free. We never charge organizers for listings.
* This site participates in affiliate programs