Vegetables & Melons

Vegetable and melon production on Hawaii Island is diverse, with crops ranging from leafy greens and tomatoes to root vegetables like sweet potatoes and taro. The island’s climate supports year-round production, but cultivation is often concentrated in specific regions suited for different crops. According to the 2022 USDA NASS Agricultural Census, the vegetable and melon sector consists of hundreds of farms, with a mix of small-scale family operations and larger commercial producers. Locally grown vegetables are primarily sold through farmers’ markets, grocery stores, and direct-to-consumer programs.
The vegetable and melon value chain starts with cultivation, where farmers utilize both open-field and protected agriculture techniques, including greenhouse and hydroponic systems. After harvesting, vegetables are washed, sorted, and packed, often at small-scale processing facilities. Some operations add value by producing pre-cut, bagged, or minimally processed products for institutional buyers such as schools and restaurants. Distribution channels include wholesalers, retailers, and CSA models, with increasing consumer interest in locally grown, organic, and sustainably farmed produce.
One of the main challenges in the vegetable sector is the high cost of production, which includes labor, inputs, and transportation. Many vegetable farms struggle with competition from lower-cost imports, which dominate the market in certain categories. Additionally, access to water and land remains a barrier to expansion for small and mid-sized farms. Pest and disease management, particularly in Hawaii’s tropical environment, requires ongoing investment in integrated pest management (IPM) strategies and sustainable soil health practices.