{"assessment":{"band":"Harmful","fit_score":null,"harm":null,"harm_source":"https://ncwildflower.org/invasive-exotic-species-list/","invasive_evidence":[{"category":"Listed (regional, unranked)","listed":true,"rank":null,"scientific_name":"Poa compressa","state":"MS","url":"https://www.se-eppc.org/weeds.cfm"}],"native_basis":"not_native","rarity_adjustment":null,"rarity_policy":"Conservation status is displayed separately and never changes ecological scores, including when unranked.","reason":"Listed invasive in Mississippi; do not plant. Uses the shared species harm profile established from NC evidence; not a state agency severity rating.","reference":"NC native reference cohort, method 0.6.4; not a Mississippi percentile","score":-30,"scoring_inputs":{"harm_penalty":0,"invasive":true,"invasive_rank":"3","native":false,"state_rank":"SNA"},"severity_basis":"shared_rank","severity_mapping":"Existing shared species harm profile from NC source","status":"scored_invasive","version":"shared-0.6.5"},"condition_evidence":{"light":{"evidence_id":"fact:b1820c55e3654c5cb4aa3c0613777854c0c673f074736c5d6e1b501773fe6daa","levels":[2,3,4],"policy":"selected-condition-categories-2","range":[2,4],"scope":{"kind":"region","region_id":"floraquest_nc_sc_ga"},"semantics":"documented_native_habitat_conditions","source_field":"habitat_light_categories","source_label":"Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition","source_url":"https://fsus.ncbg.unc.edu/","status":"mapped_selected_fact"},"moisture":{"evidence_id":"fact:2557f817a1da36c214c4708673cefefa516c63670063b44f7ea9c985fbc2382c","levels":[0,3],"policy":"selected-condition-categories-2","range":[0,3],"scope":{"kind":"region","region_id":"floraquest_nc_sc_ga"},"semantics":"documented_native_habitat_conditions","source_field":"habitat_moisture_categories","source_label":"Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition","source_url":"https://fsus.ncbg.unc.edu/","status":"mapped_selected_fact"}},"evidence":{"fit_score":null,"growth_habit":null,"invasive_status":{"status":"listed"},"native_status":{"status":"not_native"},"occurrence":{"county_fips":["28071","28123","28129"],"meaning":"Recorded occurrence; not a county native-range assertion"},"quercus_score":null,"regional":{"county_fips":["28071","28123","28129"],"growth_habit":null,"growth_habit_source":null,"invasive":true,"invasive_evidence":[{"category":"Listed (regional, unranked)","listed":true,"rank":null,"scientific_name":"Poa compressa","state":"MS","url":"https://www.se-eppc.org/weeds.cfm"}],"invasive_rank":null,"native":false,"native_basis":"state_source","native_decided_by":"natureserve_explorer","native_evidence":[{"claim":"introduced","matched_name":"Poa compressa","scope":"L48","source":"usda","text":"AK:I CAN:I HI:I L48:I SPM:I","url":"https://plants.usda.gov/"},{"basis":"alien asterisk: exotic throughout the Flora area","claim":"introduced","matched_name":"Poa compressa","scope":"AL-AR-DC-DE-FL-GA-KY-LA-MD-MS-NC-NJ-PA-SC-TN-VA-WV","source":"weakley_fsus","url":"https://fsus.ncbg.unc.edu/"},{"basis":"NatureServe subnational native or exotic flag for this state","claim":"introduced","matched_name":"Poa compressa","scope":"MS","source":"natureserve_explorer","srank":"SNA","url":"https://explorer.natureserve.org/Taxon/ELEMENT_GLOBAL.2.144119/Poa_compressa"}],"native_explanation":"NatureServe Explorer (garden or conservation group, state claim) gives the value, over a broader claim from a higher tier.","native_provenance":{"flags":["over_higher_tier"],"source":"natureserve_explorer","specificity":"state","tier":"organization"},"native_status":"not_native","package_native_status":"not_native","source_ids":["natureserve_explorer:MS:ELEMENT_GLOBAL.2.144119"],"source_name":"Poa compressa","source_refs":["gbif_specimens","natureserve_explorer","se_regional_invasive"],"source_url":"https://explorer.natureserve.org/Taxon/ELEMENT_GLOBAL.2.144119","state_rank":"SNA"},"source_refs":["gbif_specimens","natureserve_explorer","se_regional_invasive"],"source_url":"https://explorer.natureserve.org/Taxon/ELEMENT_GLOBAL.2.144119","state_rank":{"value":"SNA"}},"fit_inputs":{"light":[2,4],"moisture":[0,3],"ph":[5,7]},"fit_provenance":{"light":"Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition","moisture":"Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition","ph":"USDA PLANTS"},"fit_record":{"band":"Harmful","condition_evidence":{"light":{"evidence_id":"fact:b1820c55e3654c5cb4aa3c0613777854c0c673f074736c5d6e1b501773fe6daa","levels":[2,3,4],"policy":"selected-condition-categories-2","range":[2,4],"scope":{"kind":"region","region_id":"floraquest_nc_sc_ga"},"semantics":"documented_native_habitat_conditions","source_field":"habitat_light_categories","source_label":"Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition","source_url":"https://fsus.ncbg.unc.edu/","status":"mapped_selected_fact"},"moisture":{"evidence_id":"fact:2557f817a1da36c214c4708673cefefa516c63670063b44f7ea9c985fbc2382c","levels":[0,3],"policy":"selected-condition-categories-2","range":[0,3],"scope":{"kind":"region","region_id":"floraquest_nc_sc_ga"},"semantics":"documented_native_habitat_conditions","source_field":"habitat_moisture_categories","source_label":"Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition","source_url":"https://fsus.ncbg.unc.edu/","status":"mapped_selected_fact"}},"county_fips":["01009","01011","01033","01047","01049","01055","01059","01061","01071","01073","01079","01081","01089","01091","01097","01103","01115","01133","05007","05009","05015","05031","05063","05089","05101","05113","05137","05143","13021","13241","21005","21009","21011","21013","21015","21023","21035","21037","21039","21045","21049","21051","21053","21055","21057","21065","21067","21069","21073","21079","21081","21083","21093","21095","21097","21099","21103","21109","21111","21117","21125","21135","21137","21145","21147","21149","21151","21155","21157","21163","21171","21173","21179","21185","21187","21191","21195","21197","21199","21203","21205","21211","21213","21221","21227","21237","22027","22033","22073","28071","28123","28129","45003","45021","45023","45039","45045","45059","45069","45087","45091","47003","47007","47019","47025","47029","47035","47037","47041","47043","47051","47055","47057","47059","47061","47065","47069","47073","47079","47087","47091","47093","47115","47119","47121","47125","47129","47131","47133","47139","47141","47143","47145","47149","47155","47157","47161","47163","47165","47171","47175","47179","47185","51001","51003","51005","51007","51009","51011","51013","51015","51017","51019","51021","51023","51025","51027","51029","51033","51035","51036","51037","51041","51043","51045","51047","51049","51057","51059","51061","51063","51065","51069","51071","51073","51075","51077","51079","51083","51085","51087","51089","51091","51093","51095","51099","51103","51105","51107","51109","51111","51113","51117","51119","51121","51125","51127","51131","51135","51137","51139","51141","51143","51145","51147","51149","51153","51155","51157","51159","51161","51163","51165","51167","51169","51171","51173","51175","51177","51185","51187","51191","51193","51195","51197","51199","51550","51800","51810","54001","54011","54019","54021","54023","54029","54033","54041","54045","54057","54061","54063","54065","54067","54069","54093","54097","54099","54105"],"fit_inputs":{"light":[2,4],"moisture":[0,3],"ph":[5,7]},"fit_note":"Shared sunlight, moisture and pH calculation; county geography is an additional layer. Missing source traits remain unknown.","fit_provenance":{"light":"Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition","moisture":"Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition","ph":"USDA PLANTS"},"garden_suitability":{"default_excluded":false,"flags":[],"review_status":"not_assessed","suggestions_excluded":false},"invasive_rank":true,"native_eligible":false,"quercus_score":-30,"state":"MS"},"garden_suitability":{"default_excluded":false,"flags":[],"review_status":"not_assessed","suggestions_excluded":false},"growing_observations":{"eol_usda":{"archive_doi":"10.5281/zenodo.22129810","matched_name":"Poa compressa","retrieved":"2026-09-30","scope":"Nationwide approximate species characteristics; tolerance categories do not specify sun hours or moisture requirements","scoring_allowed":false,"source_label":"USDA PLANTS via EOL TraitBank","source_sha256":"04bb6a5292502ddc757bb909f4151de4b9aaea042223dfb486ffe2a94a2564db","source_url":"http://plants.usda.gov/core/profile?symbol=POCO","trait_evidence":[{"citation":"The PLANTS Database, United States Department of Agriculture, National Resources Conservation Service. http://plants.usda.gov/","eol_page":"https://eol.org/pages/1114579","field":"drought_tolerance","method":"Compares the relative tolerance of the plant to drought conditions to other species with the same growth habit from the same geographical region. Drought tolerance is defined here in the following fashion: Imagine that in an acre of land there are low areas that have heavy soil and tend to accumulate more soil moisture, and higher areas that have coarse textured soil and tend to accumulate less soil moisture. Some plant species are most frequently found growing in the higher areas with the coarse soil texture. These plant species are considered to be more drought tolerant than the species that are frequently found in the low areas with fine textured soil.","source_url":"http://plants.usda.gov/core/profile?symbol=POCO","trait_id":"R133-PK288755791","trait_label":"drought tolerance","value":"medium (normal)"},{"citation":"The PLANTS Database, United States Department of Agriculture, National Resources Conservation Service. http://plants.usda.gov/","eol_page":"https://eol.org/pages/1114579","field":"moisture_use","method":"","source_url":"http://plants.usda.gov/core/profile?symbol=POCO","trait_id":"R133-PK288766880","trait_label":"moisture use","value":"medium"},{"citation":"The PLANTS Database, United States Department of Agriculture, National Resources Conservation Service. http://plants.usda.gov/","eol_page":"https://eol.org/pages/1114579","field":"shade_tolerance","method":"","source_url":"http://plants.usda.gov/core/profile?symbol=POCO","trait_id":"R133-PK288785469","trait_label":"shade tolerance","value":"high tolerance"}],"values":{"drought_tolerance":"medium (normal)","moisture_use":"medium","shade_tolerance":"high tolerance"}},"floraquest_carolinas_georgia":{"matched_name":"Poa compressa","retrieved":"2026-10-04T13:31:16.252589+00:00","scope":{"kind":"region","region_id":"floraquest_nc_sc_ga"},"scope_note":"Original regional ecological and identification evidence; no location-specific gardening adjustments.","source_label":"Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition","source_name":"Poa compressa","source_record_id":2273,"source_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_url":"https://fsus.ncbg.unc.edu/","trait_evidence":[{"field":"habitat_description","source_column":"HabitatText","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":2273,"source_table":"Organism","value":"Fields, roadsides, disturbed areas."},{"field":"geographic_range_description","source_column":"Description","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":2273,"source_table":"Organism","value":"Considered to be a native of Europe, but often found in remote natural areas."},{"field":"phenology_source_text","source_column":"Phenology","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":2273,"source_table":"Organism","value":"Apr-Aug."},{"field":"taxonomic_synonymy","source_column":"Synonymy","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":2273,"source_table":"Organism","value":"[= Ar, C, Can, ETx1, F, FNA24, G, HC, Il, K1, K4, Mi, Mo1, NcTx, NE, NS, NY, Pa, POWO, RAB, S, S13, Tat, Tn, Tx, Va, W, WV, Tucker (1996)]"},{"field":"heliophily_index","source_column":"HIndex","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":2273,"source_table":"Organism","value":7},{"field":"regional_wetland_indicators","source_column":"WetlandStatus1..5","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":2273,"source_table":"Organism","value":[{"source_column":"WetlandStatus1","value":"FACU"},{"source_column":"WetlandStatus2","value":"FACU"},{"source_column":"WetlandStatus3","value":"FACU"},{"source_column":"WetlandStatus4","value":"FACU"},{"source_column":"WetlandStatus5","value":"FACU"}]},{"field":"habitat_moisture_categories","source_column":"Attr2","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":2273,"source_table":"GraphicKey","value":["Dry","Moist"]},{"field":"habitat_light_categories","source_column":"Attr3","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":2273,"source_table":"GraphicKey","value":["Partial shade","Full sun"]},{"field":"graphic_key_source_attributes","source_column":"Attr0..25","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":2273,"source_table":"GraphicKey","value":{"Attr0":"gr03","Attr1":"nc_cp,nc_mt,nc_pd,sc_cp,sc_mt,sc_pd,ga_mt,ga_pd,","Attr10":"no","Attr11":"g","Attr12":"me","Attr13":"3Bw7","Attr2":"Dry,Moist","Attr3":"Part,Sun","Attr3a":"y,n","Attr4":" 3-9","Attr5":"h","Attr6":"le","Attr7":"l","Attr8":"mo","Attr9":"g"}},{"field":"bloom_season","source_column":"Phenology","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":2273,"source_table":"Organism","value":"April to August"}],"values":{"bloom_season":"April to August","geographic_range_description":"Considered to be a native of Europe, but often found in remote natural areas.","graphic_key_source_attributes":{"Attr0":"gr03","Attr1":"nc_cp,nc_mt,nc_pd,sc_cp,sc_mt,sc_pd,ga_mt,ga_pd,","Attr10":"no","Attr11":"g","Attr12":"me","Attr13":"3Bw7","Attr2":"Dry,Moist","Attr3":"Part,Sun","Attr3a":"y,n","Attr4":" 3-9","Attr5":"h","Attr6":"le","Attr7":"l","Attr8":"mo","Attr9":"g"},"habitat_description":"Fields, roadsides, disturbed areas.","habitat_light_categories":["Partial shade","Full sun"],"habitat_moisture_categories":["Dry","Moist"],"heliophily_index":7,"phenology_source_text":"Apr-Aug.","regional_wetland_indicators":[{"source_column":"WetlandStatus1","value":"FACU"},{"source_column":"WetlandStatus2","value":"FACU"},{"source_column":"WetlandStatus3","value":"FACU"},{"source_column":"WetlandStatus4","value":"FACU"},{"source_column":"WetlandStatus5","value":"FACU"}],"taxonomic_synonymy":"[= Ar, C, Can, ETx1, F, FNA24, G, HC, Il, K1, K4, Mi, Mo1, NcTx, NE, NS, NY, Pa, POWO, RAB, S, S13, Tat, Tn, Tx, Va, W, WV, Tucker (1996)]"}},"ncsu_sitemap":{"matched_name":"Poa compressa","retrieved":"2026-10-04T02:42:23.084810+00:00","scope":{"kind":"unspecified"},"scope_note":"Source-reported species characteristics; not a location-specific estimate.","source_label":"NC Extension Plant Toolbox","source_sha256":"3fe06da4a29b9632c560e4fc25af3ae85487b0092041ecdc901bead13f352083","source_url":"https://plants.ces.ncsu.edu/plants/poa-compressa/","trait_evidence":[{"expected_source_name":"Poa compressa","field":"life_cycle","original_field":"life_cycle","record_id":"trait:6a021ca9f074cd5866fe94f0bd2573a073b3fd33b9f7cf547b4aefb0d190dc6a","retrieved_at":"2026-10-04T02:42:23.084810+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":"Poa compressa","source_sha256":"3fe06da4a29b9632c560e4fc25af3ae85487b0092041ecdc901bead13f352083","source_url":"https://plants.ces.ncsu.edu/plants/poa-compressa/","status":"eligible_fact","taxon_id":"taxon:5853302c-e4c8-5609-b25a-f48068f9ed59","value":["Perennial"]}],"values":{"life_cycle":["Perennial"]}},"usda":{"matched_name":"Poa compressa","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":24909,"values":{"bloom_season":"Mid Spring","flower_color":"Yellow","foliage_color":"Green","fruit_season_begin":"Spring","fruit_season_end":"Summer","growth_architecture":"Rhizomatous","growth_rate":"Moderate","height_ft":2,"leaf_retention":"No"}}},"light_range":["part shade","full sun"],"light_source":"Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition","native_synthesis":{"claims":[{"claim":"introduced","matched_name":"Poa compressa","scope":"L48","source":"usda","text":"AK:I CAN:I HI:I L48:I SPM:I","url":"https://plants.usda.gov/"},{"basis":"alien asterisk: exotic throughout the Flora area","claim":"introduced","matched_name":"Poa compressa","scope":"AL-AR-DC-DE-FL-GA-KY-LA-MD-MS-NC-NJ-PA-SC-TN-VA-WV","source":"weakley_fsus","url":"https://fsus.ncbg.unc.edu/"},{"basis":"NatureServe subnational native or exotic flag for this state","claim":"introduced","matched_name":"Poa compressa","scope":"MS","source":"natureserve_explorer","srank":"SNA","url":"https://explorer.natureserve.org/Taxon/ELEMENT_GLOBAL.2.144119/Poa_compressa"}],"county_native_range":"unresolved","decided_by":"natureserve_explorer","explanation":"NatureServe Explorer (garden or conservation group, state claim) gives the value, over a broader claim from a higher tier.","label":"Not native to Mississippi","provenance":{"flags":["over_higher_tier"],"source":"natureserve_explorer","specificity":"state","tier":"organization"},"rule":"fact-hierarchy-2","status":"not_native"},"source_name":"Poa compressa","taxon_id":"taxon:5853302c-e4c8-5609-b25a-f48068f9ed59","revision":"publish:d412fcf4-883a-4c06-b542-542693807821","photos":[{"id":"poa-compressa-1721651","src":"/api/photos/image/b552090ffd437962fa7c461d6c4ec444e7e2861d897af1d6319ff4b3e5fb507d.jpg","view":"bloom","alt":"Poa compressa — flower photograph","width":398,"height":600,"artist":"James K. Lindsey","license":"CC BY-SA 3.0","license_url":"https://creativecommons.org/licenses/by-sa/3.0","source_url":"https://commons.wikimedia.org/wiki/File:Poa.compressa.jpg","changes":"Wikimedia thumbnail; no crop or retouching","kind":"photo"}]}