The best cycling routes in PuʻU O ʻUmi Natural Area Reserve

There are 5 dedicated touring cycling routes within the Puʻu O ʻUmi Natural Area Reserve, offering a range of experiences from moderate to difficult. These routes traverse diverse landscapes, including lava fields, dryland native forests, and montane bogs.

Cyclists will encounter a varied terrain shaped by the region's volcanic history. Routes often feature expansive, rugged lava fields, segments through dryland native forests, and can extend into areas of montane bogs and cloud forests at higher elevations. Some unpaved segments may be present, and certain sections might require pushing your bike due to their rugged nature.

Yes, the reserve offers several challenging routes. For instance, the Old Mamalahoa Hwy to Kapuna Road loop is a difficult 25.6-mile (41.1 km) trail with significant elevation gain. Another demanding option is Puʻukoholā via Pu'u Opelu, a 21.0-mile (33.8 km) path with notable elevation changes.

The reserve is rich in unique natural features. You can expect to see historic lava flows from Mauna Loa, dryland native forests with endemic plants like 'a'ali'i and lama trees, and potentially montane bogs and cloud forests at higher altitudes. The Puʻu O ʻUmi Summit, a volcanic cinder cone, offers panoramic views of the surrounding volcanic landscapes and the ocean. The reserve also extends to sea cliffs, providing beautiful coastal vistas.

Yes, there are moderate options available. The Kohala Mountain Road to Kahua Ranch is a moderate 9.2-mile (14.8 km) trail through mountain landscapes, typically completed in just over an hour. Another moderate route is the Waipi'o Valley Road Trail, which is 3.8 miles (6.2 km) long.

The reserve offers unique experiences year-round, but conditions can vary. The dryland forests and lava fields are generally accessible, while higher elevations with montane bogs and cloud forests might be wetter. It's always advisable to check local weather forecasts and trail conditions before heading out, especially if planning to explore higher, more remote areas.

Yes, the reserve features loop routes for touring cyclists. A prominent example is the challenging Old Mamalahoa Hwy to Kapuna Road loop, which is 25.6 miles (41.1 km) long. Another significant loop is the Waipi’o Valley Lookout – Old Mamalahoa Highway loop from Puu Pulehu Reservoir Dam, spanning over 40 miles (65.6 km).

Puʻu O ʻUmi Natural Area Reserve is a vital refuge for native biodiversity. Cyclists might spot endemic plants and native bird species such as the Hawaii 'amakihi and 'ioa birds. The reserve is also home to endangered forest birds like the 'Ua'u (Hawaiian petrel), making it a significant area for birdwatching.

Public transport options directly into the remote areas of Puʻu O ʻUmi Natural Area Reserve are limited. Access is generally by private vehicle. Cyclists often drive to starting points near the reserve's edges, such as along the Kohala Mountain Road (Highway 250), which borders parts of the reserve.

Access to Natural Area Reserves in Hawaii often requires permits for certain activities or areas to protect their fragile ecosystems. For the most current and accurate information regarding permits for biking or specific access requirements within Puʻu O ʻUmi Natural Area Reserve, it is best to consult the official Hawaii Department of Land and Natural Resources website: dlnr.hawaii.gov.

While specific ratings are not available, 11 touring cyclists have used komoot to explore Puʻu O ʻUmi Natural Area Reserve. They often appreciate the unique experience of cycling through diverse landscapes, from rugged lava fields to lush native forests, and the opportunities for solitude and exploration away from crowded tourist spots. The panoramic views from volcanic summits and sea cliffs are also frequently highlighted.

The routes in Puʻu O ʻUmi Natural Area Reserve are generally categorized as moderate to difficult, with significant elevation changes and varied terrain. While there are no routes specifically listed as 'easy' or 'family-friendly' for touring cycling, the moderate routes like the Kohala Mountain Road to Kahua Ranch might be suitable for families with older, experienced children or those seeking a less strenuous ride compared to the more challenging options.