{"dataset":"leaf-drop-calendar","title":"KC Leaf Drop Calendar","description":"16 KC metro tree species with typical leaf-drop windows, debris characteristics, and gutter clogging implications.","license":"CC-BY 4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Premier Gutters KC \u2014 premiergutterskc.com","version":"1.0","updated":"2026-05-24","row_count":16,"rows":[{"common_name":"Silver Maple","scientific_name":"Acer saccharinum","drop_start_date":"2026-09-24","drop_peak_date":"2026-10-08","drop_end_date":"2026-10-29","severity":"Heavy","notes":"One of KC's worst gutter cloggers","kc_neighborhoods_with_high_density":"Brookside, Waldo, Hyde Park, Volker, Rockhill, Sunset Hill"},{"common_name":"Sweetgum","scientific_name":"Liquidambar styraciflua","drop_start_date":"2026-10-01","drop_peak_date":"2026-10-22","drop_end_date":"2026-11-12","severity":"Very Heavy","notes":"Drops leaves and spiky gum balls","kc_neighborhoods_with_high_density":"Brookside, Waldo, Hyde Park, Volker, Rockhill, Sunset Hill"},{"common_name":"Sycamore","scientific_name":"Platanus occidentalis","drop_start_date":"2026-09-24","drop_peak_date":"2026-10-15","drop_end_date":"2026-11-05","severity":"Very Heavy","notes":"Large palm-shaped leaves","kc_neighborhoods_with_high_density":"Brookside, Waldo, Hyde Park, Volker, Rockhill, Sunset Hill"},{"common_name":"Pin Oak","scientific_name":"Quercus palustris","drop_start_date":"2026-10-15","drop_peak_date":"2026-11-05","drop_end_date":"2026-12-10","severity":"Heavy","notes":"Holds leaves into late November","kc_neighborhoods_with_high_density":"Brookside, Waldo, Hyde Park, Volker, Rockhill, Sunset Hill"},{"common_name":"Red Oak","scientific_name":"Quercus rubra","drop_start_date":"2026-10-08","drop_peak_date":"2026-10-29","drop_end_date":"2026-11-26","severity":"Heavy","notes":"Slow-decomposing leaves","kc_neighborhoods_with_high_density":"Brookside, Waldo, Hyde Park, Volker, Rockhill, Sunset Hill"},{"common_name":"White Oak","scientific_name":"Quercus alba","drop_start_date":"2026-10-08","drop_peak_date":"2026-10-29","drop_end_date":"2026-11-26","severity":"Heavy","notes":"Holds leaves longer than maples","kc_neighborhoods_with_high_density":"Brookside, Waldo, Hyde Park, Volker, Rockhill, Sunset Hill"},{"common_name":"Bur Oak","scientific_name":"Quercus macrocarpa","drop_start_date":"2026-10-15","drop_peak_date":"2026-11-05","drop_end_date":"2026-12-03","severity":"Heavy","notes":"Also drops giant acorns","kc_neighborhoods_with_high_density":"Brookside, Waldo, Hyde Park, Volker, Rockhill, Sunset Hill"},{"common_name":"Honey Locust","scientific_name":"Gleditsia triacanthos","drop_start_date":"2026-09-17","drop_peak_date":"2026-10-01","drop_end_date":"2026-10-22","severity":"Medium","notes":"Tiny continuous leaflet drop","kc_neighborhoods_with_high_density":"Brookside, Waldo, Hyde Park, Volker, Rockhill, Sunset Hill"},{"common_name":"American Elm","scientific_name":"Ulmus americana","drop_start_date":"2026-09-24","drop_peak_date":"2026-10-15","drop_end_date":"2026-11-05","severity":"Medium","notes":"Smaller leaves, less clog risk","kc_neighborhoods_with_high_density":"Brookside, Waldo, Hyde Park, Volker, Rockhill, Sunset Hill"},{"common_name":"Hackberry","scientific_name":"Celtis occidentalis","drop_start_date":"2026-09-24","drop_peak_date":"2026-10-08","drop_end_date":"2026-10-29","severity":"Medium","notes":"Native; drops leaves + berries","kc_neighborhoods_with_high_density":"Brookside, Waldo, Hyde Park, Volker, Rockhill, Sunset Hill"},{"common_name":"Cottonwood","scientific_name":"Populus deltoides","drop_start_date":"2026-09-17","drop_peak_date":"2026-10-08","drop_end_date":"2026-10-22","severity":"Heavy","notes":"Spring fluff is also a problem","kc_neighborhoods_with_high_density":"Brookside, Waldo, Hyde Park, Volker, Rockhill, Sunset Hill"},{"common_name":"Bradford Pear","scientific_name":"Pyrus calleryana","drop_start_date":"2026-10-08","drop_peak_date":"2026-10-29","drop_end_date":"2026-11-19","severity":"Medium","notes":"Late and messy; snaps in storms","kc_neighborhoods_with_high_density":"Brookside, Waldo, Hyde Park, Volker, Rockhill, Sunset Hill"},{"common_name":"Norway Maple","scientific_name":"Acer platanoides","drop_start_date":"2026-10-01","drop_peak_date":"2026-10-22","drop_end_date":"2026-11-12","severity":"Heavy","notes":"Larger leaves than silver maple","kc_neighborhoods_with_high_density":"Brookside, Waldo, Hyde Park, Volker, Rockhill, Sunset Hill"},{"common_name":"Tulip Poplar","scientific_name":"Liriodendron tulipifera","drop_start_date":"2026-10-01","drop_peak_date":"2026-10-15","drop_end_date":"2026-11-05","severity":"Medium-Heavy","notes":"Common in older KC neighborhoods","kc_neighborhoods_with_high_density":"Brookside, Waldo, Hyde Park, Volker, Rockhill, Sunset Hill"},{"common_name":"Ginkgo","scientific_name":"Ginkgo biloba","drop_start_date":"2026-10-22","drop_peak_date":"2026-11-05","drop_end_date":"2026-11-19","severity":"Heavy (quick)","notes":"Drops all leaves in 24-48 hr window","kc_neighborhoods_with_high_density":"Brookside, Waldo, Hyde Park, Volker, Rockhill, Sunset Hill"},{"common_name":"River Birch","scientific_name":"Betula nigra","drop_start_date":"2026-09-17","drop_peak_date":"2026-10-01","drop_end_date":"2026-10-15","severity":"Light","notes":"Sheds early but lightly","kc_neighborhoods_with_high_density":"Brookside, Waldo, Hyde Park, Volker, Rockhill, Sunset Hill"}]}