{"id":"larix","license":"CC-BY-4.0","data":{"scientificName":"Larix","commonNames":["Larch"],"taxonRank":"genus","acceptedName":"Larix","family":"Pinaceae","ids":{"gbifKey":2686156},"regions":["China","Japan"],"plantForm":"tree","evidence":[{"source":"lubin-shelly-1997-ucfpl-compilation","verdict":"avoid","verdictRaw":"Not recommended by 3 references for use in high fire risk areas.","claims":"1997 Landscape Vegetation Database row: Larix spp. (Larch). Preserved UCFPL transcription marker: U3.","plantPart":"whole-plant","sourcePlacement":{"value":"Chapter 4, Landscape Vegetation Database","scheme":"ucfpl-1997"},"edition":"Internal Report 36.01.137 (July 1997)","url":"https://www.firesafemonterey.org/uploads/1/0/6/5/10653434/uc_forestproductslabdefensiblespaceplantlist_ocr.pdf","documentDate":"1997-07-01T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"flamits","verdict":"not-rated","verdictRaw":"calorific value (kcal/kg): 2928.25","score":{"value":2928.25,"scale":"FLAMITS — calorific value (kcal/kg)"},"claims":"FLAMITS record 3606; Combustibility measurement; plant part bark; fuel dead; predrying no; device thermal analyzer; site Gani2007-1; sampling ND. Primary study Gani2007: Gani, A., & Naruse, I. (2007). Effect of cellulose and lignin content on pyrolysis and combustion characteristics for several types of biomass. Renewable energy, 32, 649-661.","plantPart":"bark","original":"Gani2007","edition":"Dryad version 9","url":"https://doi.org/10.5061/dryad.h18931zr3","documentDate":"2023-12-22T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"flamits","verdict":"not-rated","verdictRaw":"time to flaming (s): 1215","score":{"value":1215,"scale":"FLAMITS — time to flaming (s)"},"claims":"FLAMITS record 19128; Ignitability measurement; plant part wood; fuel dead; predrying yes; device calorimeter; site Hao2020-1; sampling ND. Primary study Hao2020: Hao, H., Chow, C. L., & Lau, D. (2020). Effect of heat flux on combustion of different wood species. Fuel, 278, 118325.","original":"Hao2020","edition":"Dryad version 9","url":"https://doi.org/10.5061/dryad.h18931zr3","documentDate":"2023-12-22T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"flamits","verdict":"not-rated","verdictRaw":"time to flaming (s): 65","score":{"value":65,"scale":"FLAMITS — time to flaming (s)"},"claims":"FLAMITS record 19129; Ignitability measurement; plant part wood; fuel dead; predrying yes; device calorimeter; site Hao2020-1; sampling ND. Primary study Hao2020: Hao, H., Chow, C. L., & Lau, D. (2020). Effect of heat flux on combustion of different wood species. Fuel, 278, 118325.","original":"Hao2020","edition":"Dryad version 9","url":"https://doi.org/10.5061/dryad.h18931zr3","documentDate":"2023-12-22T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"flamits","verdict":"not-rated","verdictRaw":"time to flaming (s): 25","score":{"value":25,"scale":"FLAMITS — time to flaming (s)"},"claims":"FLAMITS record 19130; Ignitability measurement; plant part wood; fuel dead; predrying yes; device calorimeter; site Hao2020-1; sampling ND. Primary study Hao2020: Hao, H., Chow, C. L., & Lau, D. (2020). Effect of heat flux on combustion of different wood species. Fuel, 278, 118325.","original":"Hao2020","edition":"Dryad version 9","url":"https://doi.org/10.5061/dryad.h18931zr3","documentDate":"2023-12-22T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"flamits","verdict":"not-rated","verdictRaw":"energy flux (kW/m²): 117.4","score":{"value":117.4,"scale":"FLAMITS — energy flux (kW/m²)"},"claims":"FLAMITS record 19137; Combustibility measurement; plant part wood; fuel dead; predrying yes; device calorimeter; site Hao2020-1; sampling ND. Primary study Hao2020: Hao, H., Chow, C. L., & Lau, D. (2020). Effect of heat flux on combustion of different wood species. Fuel, 278, 118325.","original":"Hao2020","edition":"Dryad version 9","url":"https://doi.org/10.5061/dryad.h18931zr3","documentDate":"2023-12-22T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"flamits","verdict":"not-rated","verdictRaw":"energy flux (kW/m²): 127.1","score":{"value":127.1,"scale":"FLAMITS — energy flux (kW/m²)"},"claims":"FLAMITS record 19138; Combustibility measurement; plant part wood; fuel dead; predrying yes; device calorimeter; site Hao2020-1; sampling ND. Primary study Hao2020: Hao, H., Chow, C. L., & Lau, D. (2020). Effect of heat flux on combustion of different wood species. Fuel, 278, 118325.","original":"Hao2020","edition":"Dryad version 9","url":"https://doi.org/10.5061/dryad.h18931zr3","documentDate":"2023-12-22T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"flamits","verdict":"not-rated","verdictRaw":"energy flux (kW/m²): 261.1","score":{"value":261.1,"scale":"FLAMITS — energy flux (kW/m²)"},"claims":"FLAMITS record 19139; Combustibility measurement; plant part wood; fuel dead; predrying yes; device calorimeter; site Hao2020-1; sampling ND. Primary study Hao2020: Hao, H., Chow, C. L., & Lau, D. (2020). Effect of heat flux on combustion of different wood species. Fuel, 278, 118325.","original":"Hao2020","edition":"Dryad version 9","url":"https://doi.org/10.5061/dryad.h18931zr3","documentDate":"2023-12-22T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"flamits","verdict":"not-rated","verdictRaw":"mass loss rate (g/s): 0.02","score":{"value":0.02,"scale":"FLAMITS — mass loss rate (g/s)"},"claims":"FLAMITS record 19146; Combustibility measurement; plant part wood; fuel dead; predrying yes; device calorimeter; site Hao2020-1; sampling ND. Primary study Hao2020: Hao, H., Chow, C. L., & Lau, D. (2020). Effect of heat flux on combustion of different wood species. Fuel, 278, 118325.","original":"Hao2020","edition":"Dryad version 9","url":"https://doi.org/10.5061/dryad.h18931zr3","documentDate":"2023-12-22T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"flamits","verdict":"not-rated","verdictRaw":"mass loss rate (g/s): 0.07","score":{"value":0.07,"scale":"FLAMITS — mass loss rate (g/s)"},"claims":"FLAMITS record 19147; Combustibility measurement; plant part wood; fuel dead; predrying yes; device calorimeter; site Hao2020-1; sampling ND. Primary study Hao2020: Hao, H., Chow, C. L., & Lau, D. (2020). Effect of heat flux on combustion of different wood species. Fuel, 278, 118325.","original":"Hao2020","edition":"Dryad version 9","url":"https://doi.org/10.5061/dryad.h18931zr3","documentDate":"2023-12-22T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"flamits","verdict":"not-rated","verdictRaw":"mass loss rate (g/s): 0.08","score":{"value":0.08,"scale":"FLAMITS — mass loss rate (g/s)"},"claims":"FLAMITS record 19148; Combustibility measurement; plant part wood; fuel dead; predrying yes; device calorimeter; site Hao2020-1; sampling ND. Primary study Hao2020: Hao, H., Chow, C. L., & Lau, D. (2020). Effect of heat flux on combustion of different wood species. Fuel, 278, 118325.","original":"Hao2020","edition":"Dryad version 9","url":"https://doi.org/10.5061/dryad.h18931zr3","documentDate":"2023-12-22T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"}],"flammabilityClass":"mixed-evidence","ratingReason":"limited-evidence","recommendation":"candidate","author":"grayson-graham","reviewStatus":"draft","lastVerified":"2026-08-25T00:00:00.000Z"},"localAssessmentInputs":{"stateDistribution":[],"nativeStates":[],"rangeAssertions":[],"usdaZoneMin":null,"usdaZoneMax":null,"hardinessAssertions":[],"hardinessSelection":{"status":"none","assertions":[]},"invasiveIn":[],"statusAssertions":[],"fireEvidenceClass":"mixed-evidence","recommendation":"candidate","fireSourceScopes":[{"source":"lubin-shelly-1997-ucfpl-compilation","sourceName":"Defensible Space Landscaping in the Urban/Wildland Interface: A Compilation of Fire Performance Ratings of Residential Landscape Plants","sourceUrl":"https://www.firesafemonterey.org/uploads/1/0/6/5/10653434/uc_forestproductslabdefensiblespaceplantlist_ocr.pdf","geography":{"grain":"state","stateCodes":["CA"]},"completeness":"partial","reviewStatus":"reviewed","scope":"The UC Forest Products Laboratory says the guide covers properties of common California landscaping plants and was prepared for California fire agencies. FireApproved publishes 130 exact owners at historical California publication scope. The report is a 1997 compilation, not a current endorsement, site rating, or independent test of every row.","sourceVersion":"UCFPL-Internal-Report-36.01.137-1997-07","asOf":"1997-07-01T00:00:00.000Z"}],"firePerformanceConditions":[],"maintenanceAssertions":[],"maintenanceConditions":null,"regulatoryReviews":{},"seedReviews":{}},"legacyCompatibilityProjection":{"nativeStates":[],"invasiveIn":[]},"localAssessmentContract":"Compare each dimension separately. State noxious-weed seed designations are material-scoped and never become non-seed plant restrictions, ecological-invasive findings, nursery restrictions, alternatives, product evidence, or fire votes. Introduced/established context is not an invasive warning. Minimum-only hardiness has no inferred maximum; canonical source-temperature conversion is validated and contradictory applicable rows project no primary zone. L48 context applies only to conterminous states and is never exact-state status. Fire-performance conditions are not maintenance advice. FEIS fire-ecology context does not vote in the plant classification. Absence of a status row is not regulatory clearance."}