Koko Crater Botanical Garden Loop
Kailua / Waimanalo
The Koko Crater Botanical Garden is a 60-acre botanical garden located inside the bowl of Koko Crater in Hawaiʻi Kai. Established in 1958 and operated by the City & County of Honolulu, it specializes in plants from arid and tropical dry climates around the world. A self-guided 2-mile loop trail winds through themed collections representing Hawaiʻi, Africa, Madagascar, the Americas, and the Pacific.
Why Roamwise recommends this
The Koko Crater Botanical Garden Loop is one of Oʻahu's most unique walking experiences, offering a peaceful 2-mile journey through a dormant volcanic crater filled with rare dryland plants from around the world. With towering baobabs, colorful plumerias, massive cacti, and an easy, family-friendly route, it provides a completely different experience from the island's mountain hikes and is an excellent addition to any East Oʻahu adventure.
- Hazards / conditions:
- Heat; Sun exposure; Uneven dirt paths; Very little elevation gain
- Safety notes:
- Best season: Year-round
- Best arrival time:
- 7:00–9:00 AM
Reviews: Google MapsYelp
Local tips
- •Visit early—the crater becomes extremely hot by late morning.
- •Spring and early summer are the best times to see the plumeria grove in bloom.
- •Bring a camera with a zoom or macro lens.
- •Combine this walk with Makapuʻu Lighthouse Trail or Hanauma Bay.
- •Don't expect a manicured formal garden—this is a naturalistic botanical collection.
Pairs well with: Kona Brewing Hawaiʻi Kai, Teddy's Bigger Burgers (Hawaiʻi Kai), Assaggio Hawaiʻi Kai, Island Brew Coffeehouse, Starbucks Hawaiʻi Kai, Koko Crater Railway Trailhead, Makapuʻu Point Lighthouse Trail, Koko Crater Arch Trail, Hanauma Bay Nature Preserve
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