{"id":"bergenia-cordifolia","license":"CC-BY-4.0","data":{"scientificName":"Bergenia cordifolia","commonNames":["Heartleaf bergenia"],"taxonRank":"species","acceptedName":"Bergenia crassifolia","family":"Saxifragaceae","synonyms":["Bergenia cordifolia"],"ids":{"usdaSymbol":"BECR3","gbifKey":5567694,"itisTsn":895036,"wikidataQid":"Q162752","inatTaxonId":127228},"usdaZoneMin":"3a","usdaZoneMax":"8b","zoneSource":"pnw590","states":["ID","OR","WA"],"hardinessAssertions":[{"minimum":"4","maximum":"8","interpretation":"explicit-range","precision":"whole-zone","zoneMapping":"source-stated","applicability":"applicable","source":"msu-e2948","sourceRecordId":"perennial:Bergenia cordifolia","sourceTaxon":"Bergenia cordifolia","taxonMatch":"exact","sourcePlacement":"Table 1, perennial row","sourceVersion":"New, January 2007","asOf":"2026-08-26T00:00:00.000Z"},{"minimum":"3","maximum":"8","interpretation":"explicit-range","precision":"whole-zone","zoneMapping":"source-stated","applicability":"applicable","source":"pnw-590","sourceRecordId":"perennials:Heartleaf bergenia","sourceTaxon":"Bergenia cordifolia","taxonMatch":"exact","sourcePlacement":"Heartleaf bergenia profile, USDA hardiness zones field","sourceVersion":"2023-10","asOf":"2026-08-26T00:00:00.000Z"}],"plantForm":"perennial","photo":{"file":"/images/plants/bergenia-cordifolia.jpg","sourceUrl":"https://www.inaturalist.org/photos/505605531","observationUrl":"https://www.inaturalist.org/observations/281457140","license":"cc-by","attribution":"(c) Фёдор, some rights reserved (CC BY)","fetchedOn":"2026-08-23T00:00:00.000Z"},"evidence":[{"source":"pnw-590","verdict":"recommend","verdictRaw":"listed fire-resistant","edition":"2023","url":"https://extension.oregonstate.edu/catalog/pub/pnw-590-fire-resistant-plants-home-landscapes","documentDate":"2023-10-01T00:00:00.000Z","accessedOn":"2026-08-23T00:00:00.000Z"},{"source":"wa-dnr-eastern-wa","verdict":"recommend","verdictRaw":"listed fire-resistant","url":"https://www.dnr.wa.gov/publications/rp_fire_resistant_plants_guide_easternwa.pdf","accessedOn":"2026-08-23T00:00:00.000Z"},{"source":"idaho-firewise-master-db","verdict":"recommend","verdictRaw":"fire-resistance score 8 of 10","score":{"value":8,"scale":"idaho-0-10"},"sourcePlacement":{"value":"plantable at 30' from home","scheme":"idaho-distance"},"url":"https://idahofirewise.org/wp-content/uploads/2017/04/FireXResistanceXofXPlantsXMasterXDatabase.pdf","accessedOn":"2026-08-23T00:00:00.000Z"},{"source":"firesmart-bc","verdict":"recommend","verdictRaw":"FireSmart-approved fire-resistant plant","sourcePlacement":{"value":"suitable for HIZ intermediate zone (10-30 m)","scheme":"firesmart-hiz"},"original":"pnw-590","url":"https://firesmartbc.ca/landscaping-hub/fire-resistant-plants/","accessedOn":"2026-08-23T00:00:00.000Z"},{"source":"msu-e2948","verdict":"recommend","verdictRaw":"considered wildfire-resistant and are recommended for Michigan’s climate","claims":"Table 1 row: Bergenia cordifolia (Heartleaf bergenia).","edition":"New, January 2007","url":"https://web.archive.org/web/20070714035839/http://www.firewise.org/usa/files/mi_wildfire_resistant.pdf","documentDate":"2007-01-01T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"fitzgerald-waldo-2002-osu-frn6","verdict":"recommend","verdictRaw":"Fire-Resistant Plant Materials for Oregon","claims":"Bergenia cordifolia (Heartleaf bergenia) is listed under “Perennials 18 inches or taller”. The guide says most listed plants require some irrigation during Oregon's dry summer months and must be maintained in a healthy condition.","plantPart":"whole-plant","condition":"green","sourcePlacement":{"value":"Oregon","scheme":"osu-frn6-oregon-regions"},"edition":"Forest Resource Note No. 6","url":"https://www.iatp.org/sites/default/files/Fire_Resistant_Plants_for_Oregon_Home_Landscap.pdf","documentDate":"2002-04-01T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"osu-plant-profile-galleries","verdict":"recommend","verdictRaw":"Choose the right perennial plants for your fire-resistant landscape","claims":"The Heartleaf bergenia profile prints Bergenia cordifolia. The gallery points to PNW 590 for complete details.","plantPart":"whole-plant","sourcePlacement":{"value":"Heartleaf bergenia — Bergenia cordifolia","scheme":"osu-2023-perennials-gallery"},"edition":"November 2023 educational gallery","url":"https://extension.oregonstate.edu/gallery/fire-resistant-plant-profiles-perennials","documentDate":"2023-11-01T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"csu-6305","verdict":"recommend","verdictRaw":"ignitability score 8 of 10","score":{"value":8,"scale":"idaho-0-10"},"claims":"CSU 6.305 table lists Bergenia cordifolia (heartleaf bergenia, pigsqueak) with the preserved ignitability score.","plantPart":"whole-plant","sourcePlacement":{"value":"suitable for defensible-space zones 1-2 (score 8+)","scheme":"csu-hiz"},"original":"idaho-firewise-master-db","edition":"2025","url":"https://csfs.colostate.edu/wp-content/uploads/2025/08/CSFS_CSU-Ext_Fact-Sheets_IRLP_2025_081825-2_web_accessible.pdf","documentDate":"2025-07-01T00:00:00.000Z","accessedOn":"2026-08-23T00:00:00.000Z"},{"source":"ak-dof-fire-resistant-vegetation-2005","verdict":"recommend","verdictRaw":"Following are a few of the plants that may be used in firewise landscapes in Alaska if placed and maintained appropriately.","claims":"Listed as Berginia — Berginia crassifolia; Berginia — B. cordifolia; the source conditions these examples on appropriate placement and maintenance.","plantPart":"whole-plant","sourcePlacement":{"value":"Ground covers and perennials","scheme":"Alaska DNR brochure sections"},"edition":"April 2005","url":"https://forestry.alaska.gov/Assets/pdfs/community/publications/05FireResistVeg.pdf","documentDate":"2005-04-01T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"}],"flammabilityClass":"fire-resistant","ratingReason":"consensus","recommendation":"on-list","author":"grayson-graham","reviewStatus":"draft","lastVerified":"2026-08-23T00:00:00.000Z","reviewNotes":"Demoted from on-list 2026-08-23 (Phase 1 lineage audit): evidence rows do not span two verified lineage trees. Evidence retained; returns to the list when a second verified-independent Tier 1 lineage lands. Photo auto-selected (top-voted iNat); human review pending."},"localAssessmentInputs":{"stateDistribution":["ID","OR","WA"],"nativeStates":[],"rangeAssertions":[{"relation":"documented-occurrence","geography":{"grain":"state","stateCodes":["ID","OR","WA"]},"provenance":"legacy-field"}],"usdaZoneMin":"3a","usdaZoneMax":"8b","hardinessAssertions":[{"minimum":"4","maximum":"8","interpretation":"explicit-range","precision":"whole-zone","zoneMapping":"source-stated","applicability":"applicable","source":"msu-e2948","sourceRecordId":"perennial:Bergenia cordifolia","sourceTaxon":"Bergenia cordifolia","taxonMatch":"exact","sourcePlacement":"Table 1, perennial row","sourceVersion":"New, January 2007","asOf":"2026-08-26T00:00:00.000Z","provenance":"cited"},{"minimum":"3","maximum":"8","interpretation":"explicit-range","precision":"whole-zone","zoneMapping":"source-stated","applicability":"applicable","source":"pnw-590","sourceRecordId":"perennials:Heartleaf bergenia","sourceTaxon":"Bergenia cordifolia","taxonMatch":"exact","sourcePlacement":"Heartleaf bergenia profile, USDA hardiness zones field","sourceVersion":"2023-10","asOf":"2026-08-26T00:00:00.000Z","provenance":"cited"}],"hardinessSelection":{"status":"overlapping","assertions":[{"minimum":"4","maximum":"8","interpretation":"explicit-range","precision":"whole-zone","zoneMapping":"source-stated","applicability":"applicable","source":"msu-e2948","sourceRecordId":"perennial:Bergenia cordifolia","sourceTaxon":"Bergenia cordifolia","taxonMatch":"exact","sourcePlacement":"Table 1, perennial row","sourceVersion":"New, January 2007","asOf":"2026-08-26T00:00:00.000Z","provenance":"cited"},{"minimum":"3","maximum":"8","interpretation":"explicit-range","precision":"whole-zone","zoneMapping":"source-stated","applicability":"applicable","source":"pnw-590","sourceRecordId":"perennials:Heartleaf bergenia","sourceTaxon":"Bergenia cordifolia","taxonMatch":"exact","sourcePlacement":"Heartleaf bergenia profile, USDA hardiness zones field","sourceVersion":"2023-10","asOf":"2026-08-26T00:00:00.000Z","provenance":"cited"}]},"invasiveIn":[],"statusAssertions":[],"fireEvidenceClass":"fire-resistant","recommendation":"on-list","fireSourceScopes":[{"source":"ak-dof-fire-resistant-vegetation-2005","sourceName":"Protect Your Home from Wildfire — Fire Resistant Vegetation and Landscaping","sourceUrl":"https://forestry.alaska.gov/Assets/pdfs/community/publications/05FireResistVeg.pdf","geography":{"grain":"state","stateCodes":["AK"]},"completeness":"partial","reviewStatus":"reviewed","scope":"Alaska Division of Forestry opens with the wildfire threat to Alaskans and publishes Alaska firewise-landscape examples. FireApproved publishes 58 exact source owners from its 60 taxon entries and holds the taxon-free fern label. State publication scope does not establish suitability for every Alaska climate, site, or home-ignition-zone placement.","sourceVersion":"Alaska-DOF-Fire-Resistant-Vegetation-2005-04-27","asOf":"2005-04-27T00:00:00.000Z"},{"source":"csu-6305","sourceName":"Ignition-Resistant Landscape Plants (Fact Sheet 6.305)","sourceUrl":"https://csfs.colostate.edu/wp-content/uploads/2025/08/CSFS_CSU-Ext_Fact-Sheets_IRLP_2025_081825-2_web_accessible.pdf","geography":{"grain":"state","stateCodes":["CO"]},"completeness":"partial","reviewStatus":"reviewed","scope":"Colorado State University Extension and the Colorado State Forest Service publish Fact Sheet 6.305 for Colorado's WUI and varied ecosystems. FireApproved exposes all 114 exact source owners at Colorado publication scope while retaining score, elevation, water, and Idaho-carrier lineage. Publication scope is not suitability for every Colorado site or zone.","sourceVersion":"CSFS-CSU-Fact-Sheet-6.305-2025-07","asOf":"2025-07-01T00:00:00.000Z"},{"source":"idaho-firewise-master-db","sourceName":"Fire Resistance of Plants Master Database","sourceUrl":"https://idahofirewise.org/wp-content/uploads/2017/04/FireXResistanceXofXPlantsXMasterXDatabase.pdf","geography":{"grain":"aggregate-region","stateCodes":["ID"],"regions":["Southern Idaho"]},"completeness":"partial","reviewStatus":"reviewed","scope":"The official database labels itself \"For Southern Idaho\" and describes Idaho residents at the urban-rangeland interface. FireApproved publishes 419 existing plant owners that cite its scored rows. This bounded Southern Idaho scope is regional context, not statewide coverage or a conclusion that the score transfers unchanged to every Idaho site.","sourceVersion":"Idaho-Firewise-Southern-Idaho-Master-2013-11-08","asOf":"2013-11-08T00:00:00.000Z"},{"source":"msu-e2948","sourceName":"Wildfire-resistant Landscape Plants for Michigan (Extension Bulletin E2948)","sourceUrl":"https://web.archive.org/web/20070714035839/http://www.firewise.org/usa/files/mi_wildfire_resistant.pdf","geography":{"grain":"state","stateCodes":["MI"]},"completeness":"partial","reviewStatus":"reviewed","scope":"Michigan State University Extension Bulletin E2948 is explicitly a list of wildfire-resistant landscape plants for Michigan and includes a Michigan-native field. FireApproved publishes 221 exact GBIF owners from 226 represented source rows and holds 15 complex or non-exact rows. This dated publication scope is not a current site-suitability determination.","sourceVersion":"MSU-Extension-E2948-2007","asOf":"2007-01-01T00:00:00.000Z"},{"source":"pnw-590","sourceName":"Fire-Resistant Plants for Home Landscapes (PNW 590)","sourceUrl":"https://extension.oregonstate.edu/catalog/pub/pnw-590-fire-resistant-plants-home-landscapes","geography":{"grain":"state","stateCodes":["ID","OR","WA"]},"completeness":"partial","reviewStatus":"reviewed","scope":"The October 2023 joint Pacific Northwest Extension publication explicitly names Oregon, Washington, and Idaho and publishes more than 150 plant profiles. FireApproved has normalized 155 exact plant records from the source; publication scope does not assert that every listed plant suits every site within the three states.","sourceVersion":"PNW-590-October-2023","asOf":"2023-10-01T00:00:00.000Z"},{"source":"wa-dnr-eastern-wa","sourceName":"Fire-Resistant Plants for Eastern Washington","sourceUrl":"https://dnr.wa.gov/publications/rp_fire_resistant_plants_guide_easternwa.pdf","geography":{"grain":"aggregate-region","stateCodes":["WA"],"regions":["Eastern Washington"]},"completeness":"partial","reviewStatus":"reviewed","scope":"Washington DNR publishes the guide for Eastern Washington and says it compiles plants from other Firewise documents that are likely to thrive there. FireApproved publishes 46 exact owners only as eastern Washington context. The rows are corroborative, not empirical or statewide.","sourceVersion":"WA-DNR-Eastern-Washington-live-2026-08-26"}],"firePerformanceConditions":[{"condition":"green","evidence":[{"source":"fitzgerald-waldo-2002-osu-frn6","verdict":"recommend","url":"https://www.iatp.org/sites/default/files/Fire_Resistant_Plants_for_Oregon_Home_Landscap.pdf","claims":"Bergenia cordifolia (Heartleaf bergenia) is listed under “Perennials 18 inches or taller”. The guide says most listed plants require some irrigation during Oregon's dry summer months and must be maintained in a healthy condition.","evidenceIndex":5}]}],"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."}