Native Seeds Could Soon Be Fueling New Growth On Burned Out Acreage Across Hawaii
Hawaii’s need for seeds was highlighted by the Aug. 8 fires, when experts said there was not enough native seeds to revegetate the thousands of acres of burn scars.
Hawaii’s need for seeds was highlighted by the Aug. 8 fires, when experts said there was not enough native seeds to revegetate the thousands of acres of burn scars.
The federal government is funneling millions of dollars to a University of Hawaii initiative aimed at increasing the number of seeds for hardy native and non-invasive plants that can compete against the dominant invasive grasses that fuel wildfires.
The U.S. Forest Service recently awarded UH $4.6 million so it can collect wild and native seeds to breed native plants across the island chain. Planting those native species is intended to help transform tracts of fire-prone land and to revegetate fire-affected lands, like those that burned on Maui and the Big Island in August last year.
The burn scars from those fires highlighted the state’s lack of native and non-invasive seeds that are necessary to stabilize wildfire-affected areas. The U.S. Department of Agriculture even recommended that non-native seeds be used because of a native seed scarcity in Hawaii.
But with the new cash, UH plans to begin harvesting and storing millions of the seeds from around the state in seed banks that specialize in holding seeds for conservation and to ensure biodiversity.
The grant is one of nine awarded to Hawaii by the forest service last week under the Community Wildfire Defense Grants program. The money comes from a five-year, $1 billion fund created under the Bipartisan Infrastructure Law.
The Hawaii Wildfire Management Organization and Hawaii county fire department received just over $1 million for eight projects. Those will help create or renew Community Wildfire Prevention Plans, a prerequisite to get federal funding for other fire prevention projects.
and is the only funding that will go toward implementing fire prevention and mitigation measures.
Hawaii is 鈥渟o behind the curve鈥 that it will have to start from square one, having to now start collecting and stockpiling seeds and propagating 鈥渨orkhorse species鈥 of native plants to help revegetate burned landscapes, UH wildland fire researcher and project leader Clay Trauernicht said.
State lawmakers highlighted the issue in the aftermath of August鈥檚 fires and a House working group recommended increasing seed-banking capacity. But the Senate killed the House bill aiming to address the issue.
Trauernicht said that the $4.6 million will fund the work over the long term, as the project will have multiple stages and require collaboration between several new and existing organizations.
“We have to be strategic,鈥 he said.
Collecting the seeds of hardier, common native species marks a departure from Hawaii鈥檚 previous seed-banking standards, which have been focused on threatened and endangered native flora, Lyon Arboretum seed bank manager Nathaniel Kingsley said.
But they have an important use because they 鈥減roduce at greater capacity, quickly鈥 and better compete with invasive and fire-friendly grasses, Kingsley said.
The plants and seeds to be banked will likely include species like, , or.听
The plants that are chosen are the ones that “are going to survive, you know they鈥檙e going to compete with weeds better,鈥 Trauernicht said.
Teams are expected to be deployed throughout the island to collect up to 2 million seeds to be stored at the seed banks including Maui Nui Botanical Gardens and Lyon Arboretum on Oahu.
“Ultimately we want it used. We don鈥檛 want it to go forever to some closet or freezer box.鈥
— UH wildland fire researcher Clay Trauernicht
Trauernicht said seed banks are also mindful of 鈥渂eing very fastidious about where these seeds are coming from, being sourced and not impacting those populations.鈥
But the end goal is not to become a seed vault. Instead, it is intended to become a network that can help stabilize soils and revegetate fire-affected areas with flora that is less flammable.
鈥淯ltimately we want it used,鈥 Trauernicht said of the bank. 鈥淲e don鈥檛 want it to go forever to some closet or freezer box.鈥
Civil Beat鈥檚 coverage of environmental issues on Maui is supported by grants from the Center for Disaster Philanthropy and the Hawaii Wildfires Recovery Fund, the Knight Foundation and the Doris Duke Foundation.
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Thomas Heaton is a reporter for Civil Beat. You can reach him by email at theaton@civilbeat.org or follow him on Twitter at