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county geography is an additional layer. Missing source traits remain unknown.","fit_provenance":{"light":"Prairie Moon 2026 Cultural Guide","moisture":"Prairie Moon 2026 Cultural Guide"},"garden_suitability":{"default_excluded":false,"flags":[],"review_status":"not_assessed","suggestions_excluded":false},"invasive_rank":false,"native_eligible":true,"quercus_score":42,"state":"VA"},"garden_suitability":{"default_excluded":false,"flags":[],"review_status":"not_assessed","suggestions_excluded":false},"growing_observations":{"botanical_review_primary_flower_color":{"matched_name":"Sparganium eurycarpum","review_decision":{"reason":"Single consistent flower-color category across the main reference sources; normalization of existing observations, not a fresh anatomical verification.","sources":["sparganium-eurycarpum--prairie_moon_2026"],"status":"source_recorded","value":"white"},"review_note":"Single consistent flower-color category across the main reference sources; normalization of existing observations, not a fresh anatomical verification.","review_sources":[{"approved_for_correction":true,"evidence_kind":"existing_structured_source_observation","excerpt":"{\"flower_color\": [\"White\"], \"light\": [\"Full sun (6+ hours)\"]}","retrieved":"2026-09-30T18:00:34.396046+00:00","sha256":"a0653d627b36184cd6bdd39aaea55efe2c15be3899976de28f978edc07a23cf1","source_record_id":null,"title":"Prairie Moon 2026 Cultural Guide","url":"https://www.prairiemoon.com/catalogs/Prairie-Moon-Nursery-Cultural-Guide-2026.pdf"}],"review_status":"source_recorded","source_label":"Prairie Moon 2026 Cultural Guide","source_url":"https://www.prairiemoon.com/catalogs/Prairie-Moon-Nursery-Cultural-Guide-2026.pdf","values":{"primary_flower_color":"white"}},"minnesota_wildflowers":{"matched_name":"Sparganium eurycarpum","retrieved":"2026-10-04T02:40:37.542628+00:00","scope":{"kind":"unspecified"},"scope_note":"Source-reported species characteristics; 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