{"schemaVersion":"0.2.0","identity":{"slug":"allamanda-cathartica","canonicalPath":"/plants/allamanda-cathartica","botanicalName":"Allamanda cathartica","commonName":"Golden trumpet","type":"shrub"},"coldHardiness":{"usdaZones":"10a-11b","plainLanguage":"mild to nearly frost-free winters","bandEdgesCelsius":{"coldFloor":-1.1111111111111112,"warmCeiling":10},"rhsEquivalent":{"rating":"H3","summary":"half-hardy - mild winter or unheated greenhouse"}},"provenance":{"reviewStatus":"source-backed","citationCount":18,"citations":[{"field":"identity","source":"missouri-botanical-garden-plantfinder","url":"https://plantfinder.mobot.org/PlantFinderDetails.aspx?kempercode=a479","retrievedAt":"2026-05-17"},{"field":"summary","source":"missouri-botanical-garden-plantfinder","url":"https://plantfinder.mobot.org/PlantFinderDetails.aspx?kempercode=a479","retrievedAt":"2026-05-17"},{"field":"image","source":"wikimedia-commons","url":"https://commons.wikimedia.org/wiki/Special:FilePath/Golden%20trumpet%20(Allamanda%20cathartica)%20Buton%20Island%20flower.jpg?width=1200","retrievedAt":"2026-05-17"},{"field":"plant-type","source":"missouri-botanical-garden-plantfinder","url":"https://plantfinder.mobot.org/PlantFinderDetails.aspx?kempercode=a479","retrievedAt":"2026-05-17"},{"field":"light","source":"missouri-botanical-garden-plantfinder","url":"https://plantfinder.mobot.org/PlantFinderDetails.aspx?kempercode=a479","retrievedAt":"2026-05-17"},{"field":"moisture","source":"missouri-botanical-garden-plantfinder","url":"https://plantfinder.mobot.org/PlantFinderDetails.aspx?kempercode=a479","retrievedAt":"2026-05-17"},{"field":"hardiness","source":"missouri-botanical-garden-plantfinder","url":"https://plantfinder.mobot.org/PlantFinderDetails.aspx?kempercode=a479","retrievedAt":"2026-05-17"},{"field":"heat-zone","source":"missouri-botanical-garden-plantfinder","url":"https://plantfinder.mobot.org/PlantFinderDetails.aspx?kempercode=a479","retrievedAt":"2026-05-17"},{"field":"size","source":"missouri-botanical-garden-plantfinder","url":"https://plantfinder.mobot.org/PlantFinderDetails.aspx?kempercode=a479","retrievedAt":"2026-05-17"},{"field":"spacing","source":"missouri-botanical-garden-plantfinder","url":"https://plantfinder.mobot.org/PlantFinderDetails.aspx?kempercode=a479","retrievedAt":"2026-05-17"},{"field":"habit","source":"missouri-botanical-garden-plantfinder","url":"https://plantfinder.mobot.org/PlantFinderDetails.aspx?kempercode=a479","retrievedAt":"2026-05-17"},{"field":"design-roles","source":"missouri-botanical-garden-plantfinder","url":"https://plantfinder.mobot.org/PlantFinderDetails.aspx?kempercode=a479","retrievedAt":"2026-05-17"},{"field":"seasonal-interest","source":"missouri-botanical-garden-plantfinder","url":"https://plantfinder.mobot.org/PlantFinderDetails.aspx?kempercode=a479","retrievedAt":"2026-05-17"},{"field":"growth-stages","source":"missouri-botanical-garden-plantfinder","url":"https://plantfinder.mobot.org/PlantFinderDetails.aspx?kempercode=a479","retrievedAt":"2026-05-17"},{"field":"lifecycle","source":"missouri-botanical-garden-plantfinder","url":"https://plantfinder.mobot.org/PlantFinderDetails.aspx?kempercode=a479","retrievedAt":"2026-05-17"},{"field":"regional-guidance","source":"missouri-botanical-garden-plantfinder","url":"https://plantfinder.mobot.org/PlantFinderDetails.aspx?kempercode=a479","retrievedAt":"2026-05-17"},{"field":"success-tips","source":"missouri-botanical-garden-plantfinder","url":"https://plantfinder.mobot.org/PlantFinderDetails.aspx?kempercode=a479","retrievedAt":"2026-05-17"},{"field":"designer-notes","source":"missouri-botanical-garden-plantfinder","url":"https://plantfinder.mobot.org/PlantFinderDetails.aspx?kempercode=a479","retrievedAt":"2026-05-17"}],"sources":[{"label":"Missouri Botanical Garden PlantFinder","url":"https://plantfinder.mobot.org/PlantFinderDetails.aspx?kempercode=a479","license":"Curated horticultural reference; cite and link the specific PlantFinder page."},{"label":"NC State Extension Gardener Plant Toolbox","url":"https://plants.ces.ncsu.edu/plants/allamanda-cathartica/","license":"Curated extension profile; cite and link the specific plant page."},{"label":"Plants of the World Online (Royal Botanic Gardens, Kew)","url":"https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:319065-2","license":"POWO content © Royal Botanic Gardens, Kew, CC BY 3.0; cite and link the specific taxon page."},{"label":"GBIF (Global Biodiversity Information Facility)","url":"https://www.gbif.org/species/3169836","license":"Aggregated taxonomic-backbone + occurrence data under open licenses; cite and link the GBIF species page."},{"label":"RHS Find a Plant (Royal Horticultural Society)","url":"https://www.rhs.org.uk/plants/96564/allamanda-cathartica/details","license":"RHS content © Royal Horticultural Society; paraphrased with attribution. Cited via the Find-a-Plant search landing (no public per-taxon API)."},{"label":"Wikipedia","url":"https://en.wikipedia.org/wiki/Allamanda_cathartica","license":"Text under CC BY-SA 4.0; used as a corroborating encyclopedic reference (not a primary authority) - attribute + link the article."},{"label":"USDA PLANTS Database","url":"https://plants.usda.gov/plant-profile/ALCA7","license":"U.S. federal government factual data (public domain); cite and link the species PROFILE page."},{"label":"Wikimedia Commons file page","url":"https://commons.wikimedia.org/wiki/Special:FilePath/Golden%20trumpet%20(Allamanda%20cathartica)%20Buton%20Island%20flower.jpg?width=1200","license":"CC0 1.0 (public domain dedication); no attribution required, credit given as a courtesy."},{"label":"UF/IFAS Assessment of Non-Native Plants in Florida's Natural Areas: Allamanda cathartica","url":"https://assessment.ifas.ufl.edu/assessments/allamanda-cathartica/","license":"University of Florida IFAS assessment record; paraphrased with attribution. Cite and link the assessment page."},{"label":"Environmental Weeds of Australia, Biosecurity Queensland edition (Queensland Government): Allamanda cathartica","url":"https://keyserver.lucidcentral.org/weeds/data/media/Html/allamanda_cathartica.htm","license":"Fact sheet copyright Identic Pty Ltd, published in the Biosecurity Queensland edition; paraphrased with attribution. Cite and link the fact sheet."},{"label":"Hawaii-Pacific Weed Risk Assessment (Plant Pono): Allamanda cathartica","url":"https://plantpono.org/wp-content/uploads/WRA_Report_Allamanda-cathartica_2023-11-12.pdf","license":"Published weed risk assessment report; paraphrased with attribution. Cite and link the report."},{"label":"UF/IFAS Extension Sarasota County: the all-too-troublesome allamanda","url":"https://blogs.ifas.ufl.edu/sarasotaco/2021/11/26/master-gardener-volunteers-on-the-all-too-troublesome-allamanda/","license":"University of Florida IFAS extension article; paraphrased with attribution. Cite and link the article."}]},"sourceability":{"whereToBuy":[],"localInventory":null},"gradingContract":{"fn":"gradePlantFit(usdaZones, placeDerivedZone) -> \"well-suited\" | \"marginal\" | \"wont-grow\" | null","fitGrades":["well-suited","marginal","wont-grow"],"placeInput":"DerivedZone: { zone; zoneDecimal; window; scenario; confidence; spreadHalfZones } - the consumer derives this for the target place.","windows":"now (2025) | mid-century (2055 anchor) | late-century (2085)","scenarios":"ssp126 | ssp370 (default) | ssp585"}}