{"assessment":{"band":"Not native","fit_score":null,"native_basis":"not_native","rarity_adjustment":null,"rarity_policy":"Conservation status is displayed separately and never changes ecological scores, including when unranked.","reason":"Reported non-native to Kentucky.","reference":"NC native reference cohort, method 0.6.4; not a Kentucky percentile","score":null,"scoring_inputs":{"harm_penalty":0,"invasive":false,"invasive_rank":null,"native":false,"state_rank":"SNA"},"status":"not_native","version":"shared-0.6.5"},"condition_evidence":{"light":{"evidence_id":"fact:15f81eec71dcc9fbf3441db71bae221c249618c9a4ba213708a4aad12ecee8c1","levels":[2,3,4],"policy":"selected-condition-categories-1","range":[2,4],"scope":{"kind":"unspecified"},"semantics":"source_light_categories_preserved_without_hour_conversion","source_field":"light","source_label":"NC Extension Plant Toolbox","source_url":"https://plants.ces.ncsu.edu/plants/acorus-calamus/","status":"mapped_selected_fact"},"moisture":{"evidence_id":"fact:b0c9e44cc90119c91439b0c7d25ba490c15dcea9a401557dc91dc75e7a336a93","levels":[3,4],"policy":"selected-condition-categories-1","range":[3,4],"scope":{"kind":"unspecified"},"semantics":"source_drainage_or_moisture_categories_preserved","source_field":"moisture_categories","source_label":"NC Extension Plant Toolbox","source_url":"https://plants.ces.ncsu.edu/plants/acorus-calamus/","status":"mapped_selected_fact"}},"evidence":{"fit_score":null,"growth_habit":["Forb/herb"],"invasive_status":{"status":"unresolved"},"native_status":{"status":"not_native"},"occurrence":{"county_fips":["21001","21007","21009","21013","21035","21045","21061","21065","21069","21071","21093","21103","21109","21111","21117","21125","21129","21131","21133","21145","21151","21157","21173","21179","21185","21191","21193","21195","21197","21203","21205","21221","21235"],"meaning":"Recorded occurrence; 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(2024), A. calamus consists of sterile triploids in Europe, w. Asia, and (presumably introduced) e. North America; diploid and tetraploid populations (in Asia) previously interpreted as part of A. calamus represent different species. The aromatic rhizome and leaves have been used medicinally and candied as a confection.","geographic_range_description":"Native of Eurasia, now widespread in e. 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distribution and native-status discovery filters do not establish local growing or bloom timing.","source":"ncsu","source_name":"Acorus calamus","source_sha256":"198f0ea933fd03edec0bf710aeae337bcb24964e75400d333eecdfdfeebe3faf","source_url":"https://plants.ces.ncsu.edu/plants/acorus-calamus/","status":"eligible_fact","taxon_id":"taxon:171a3068-2277-5093-a127-e836d9ca5e38","value":{"max":2.5,"min":2,"unit":"feet"}},{"expected_source_name":"Acorus calamus","field":"life_cycle","original_field":"life_cycle","record_id":"trait:5bf968f7f30b3dde81724d142450c373404e21a3149eb258be01b537179be02e","retrieved_at":"2026-10-04T02:30:18.898396+00:00","scope":{"kind":"unspecified"},"scope_note":"Species profile; distribution and native-status discovery filters do not establish local growing or bloom timing.","source":"ncsu","source_name":"Acorus calamus","source_sha256":"198f0ea933fd03edec0bf710aeae337bcb24964e75400d333eecdfdfeebe3faf","source_url":"https://plants.ces.ncsu.edu/plants/acorus-calamus/","status":"eligible_fact","taxon_id":"taxon:171a3068-2277-5093-a127-e836d9ca5e38","value":["Perennial"]},{"expected_source_name":"Acorus calamus","field":"spread_description","original_field":"spread","record_id":"trait:70adc35af415023d56e27846064e6a3d8829118b7557219ced866327f2bfae14","retrieved_at":"2026-10-04T02:30:18.898396+00:00","scope":{"kind":"unspecified"},"scope_note":"Species profile; distribution and native-status discovery filters do not establish local growing or bloom timing.","source":"ncsu","source_name":"Acorus calamus","source_sha256":"198f0ea933fd03edec0bf710aeae337bcb24964e75400d333eecdfdfeebe3faf","source_url":"https://plants.ces.ncsu.edu/plants/acorus-calamus/","status":"eligible_fact","taxon_id":"taxon:171a3068-2277-5093-a127-e836d9ca5e38","value":{"max":2,"min":1.5,"unit":"feet"}},{"expected_source_name":"Acorus calamus","field":"soil_ph_categories","original_field":"soil_ph","record_id":"trait:7b732273160514cd6abe2fb703b7fe59bad397244e54f2e4313ff2fae695d0c3","retrieved_at":"2026-10-04T02:30:18.898396+00:00","scope":{"kind":"unspecified"},"scope_note":"Species profile; distribution and native-status discovery filters do not establish local growing or bloom timing.","source":"ncsu","source_name":"Acorus calamus","source_sha256":"198f0ea933fd03edec0bf710aeae337bcb24964e75400d333eecdfdfeebe3faf","source_url":"https://plants.ces.ncsu.edu/plants/acorus-calamus/","status":"eligible_fact","taxon_id":"taxon:171a3068-2277-5093-a127-e836d9ca5e38","value":["Acid (<6.0)","Alkaline (>8.0)","Neutral (6.0-8.0)"]},{"expected_source_name":"Acorus calamus","field":"light","original_field":"light","record_id":"trait:8580c4cc72fb0557ca6b1b08b22b06a6178106d8dbcb17b66e7496ca397a321a","retrieved_at":"2026-10-04T02:30:18.898396+00:00","scope":{"kind":"unspecified"},"scope_note":"Species profile; distribution and native-status discovery filters do not establish local growing or bloom timing.","source":"ncsu","source_name":"Acorus calamus","source_sha256":"198f0ea933fd03edec0bf710aeae337bcb24964e75400d333eecdfdfeebe3faf","source_url":"https://plants.ces.ncsu.edu/plants/acorus-calamus/","status":"eligible_fact","taxon_id":"taxon:171a3068-2277-5093-a127-e836d9ca5e38","value":["Full sun (6 or more hours of direct sunlight a day)","Partial Shade (Direct sunlight only part of the day, 2-6 hours)"]},{"expected_source_name":"Acorus calamus","field":"hardiness_zones","original_field":"hardiness","record_id":"trait:a426ba389ce940cb998fc6c41b6fee1aba05fde8503a10024cb46f2c56186003","retrieved_at":"2026-10-04T02:30:18.898396+00:00","scope":{"kind":"unspecified"},"scope_note":"Species profile; distribution and native-status discovery filters do not establish local growing or bloom timing.","source":"ncsu","source_name":"Acorus calamus","source_sha256":"198f0ea933fd03edec0bf710aeae337bcb24964e75400d333eecdfdfeebe3faf","source_url":"https://plants.ces.ncsu.edu/plants/acorus-calamus/","status":"eligible_fact","taxon_id":"taxon:171a3068-2277-5093-a127-e836d9ca5e38","value":["4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b, 10a, 10b"]},{"expected_source_name":"Acorus calamus","field":"flower_color","original_field":"flower_color","record_id":"trait:b1fa3b905954744b2a60b9ffc82ac5142354f99960fb7d3519f152e25402c753","retrieved_at":"2026-10-04T02:30:18.898396+00:00","scope":{"kind":"unspecified"},"scope_note":"Species profile; distribution and native-status discovery filters do not establish local growing or bloom timing.","source":"ncsu","source_name":"Acorus calamus","source_sha256":"198f0ea933fd03edec0bf710aeae337bcb24964e75400d333eecdfdfeebe3faf","source_url":"https://plants.ces.ncsu.edu/plants/acorus-calamus/","status":"eligible_fact","taxon_id":"taxon:171a3068-2277-5093-a127-e836d9ca5e38","value":["Green","Insignificant"]},{"expected_source_name":"Acorus calamus","field":"leaf_habit","original_field":"leaf_habit","record_id":"trait:d8264d6c095cdb2ea62056ad2771d21db628cf90da4181f49094a26dd8fe8670","retrieved_at":"2026-10-04T02:30:18.898396+00:00","scope":{"kind":"unspecified"},"scope_note":"Species profile; distribution and native-status discovery filters do not establish local growing or bloom timing.","source":"ncsu","source_name":"Acorus calamus","source_sha256":"198f0ea933fd03edec0bf710aeae337bcb24964e75400d333eecdfdfeebe3faf","source_url":"https://plants.ces.ncsu.edu/plants/acorus-calamus/","status":"eligible_fact","taxon_id":"taxon:171a3068-2277-5093-a127-e836d9ca5e38","value":["Deciduous"]}],"values":{"flower_color":["Green","Insignificant"],"hardiness_zones":["4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b, 10a, 10b"],"height_description":"2–2.5 feet","leaf_habit":["Deciduous"],"life_cycle":["Perennial"],"light":["Full sun (6 or more hours of direct sunlight a day)","Partial Shade (Direct sunlight only part of the day, 2-6 hours)"],"moisture_categories":["Frequent Standing Water","Occasionally Wet"],"soil_ph_categories":["Acid (<6.0)","Alkaline (>8.0)","Neutral (6.0-8.0)"],"spread_description":"1.5–2 feet"}},"usda":{"matched_name":"Acorus calamus","retrieved":"2026-09-24","scope":"Nationwide species characteristics; local growing conditions may vary","source_label":"USDA PLANTS","source_url":"https://plants.usda.gov/","usda_id":16271,"values":{"bloom_season":"Late Spring","flower_color":"Yellow","foliage_color":"Green","fruit_season_begin":"Summer","fruit_season_end":"Summer","growth_architecture":"Rhizomatous","growth_rate":"Moderate","height_ft":5,"leaf_retention":"No"}}},"light_range":["part shade","full sun"],"light_source":"NC Extension Plant Toolbox","native_synthesis":{"claims":[{"claim":"introduced","matched_name":"Acorus calamus","scope":"TN-KY","source":"tnky_atlas","url":"https://tennessee-kentucky.plantatlas.usf.edu/plant/species/2822"},{"claim":"introduced","matched_name":"Acorus calamus","scope":"L48","source":"usda","text":"CAN:I L48:I","url":"https://plants.usda.gov/"}],"county_native_range":"unresolved","explanation":"Source scopes are preserved. State occurrence alone does not establish nativity; combined regional evidence is labeled estimated.","label":"Not native to Kentucky","rule":"southeast-native-synthesis-1","status":"not_native"},"source_name":"Acorus calamus","taxon_id":"taxon:171a3068-2277-5093-a127-e836d9ca5e38","revision":"publish:5809c037-0e9a-430a-8008-5ab6f69800c0","photos":[{"id":"inat-200836415","src":"/api/photos/image/e16a800e7734ef52b7d8d2100c76df0ad1c2dca8c5a85dea732a07400f1f8151.jpg","view":"foliage","alt":"Acorus calamus — foliage photograph","width":375,"height":500,"artist":"no rights reserved","license":"CC0","license_url":"https://creativecommons.org/publicdomain/zero/1.0/","source_url":"https://www.inaturalist.org/photos/200836415","changes":"iNaturalist medium image; no additional crop, retouching, or re-encoding."}]}