Heartland AgricultureStreet Economics® · Florida's Heartland on a network and a lineage
Street Economics® · Reference

Florida Heartland Agriculture

A network and lineage map of the agriculture economy of Florida's Heartland: the families, companies, towns and institutions that assembled it over 140 years, the land they hold, and the three forces reworking it now: greening, outside capital and a vegetable economy no map has shown.

Companion to the interactive map and the node and edge dataset
243 operations, people, towns, institutions and events · 329 connections · 11 layers of the place · 4 districts and 3 clusters
Version 1.0.1. Data current through 12 September 2026. Activity after that date is described as announced or scheduled, never as completed.
Reading the mapOne economy, assembledWhat the nodes and lines mean, the inclusion rules, timeline placement, the people rule, the founding year rule, districts and hubs, the outside share and the eleven lanes of the economy.The regionHow it assembled itselfHow the economy assembled itself, decade by decade, from the Hamilton Disston purchase of 1881 through drainage, railroads, freezes, the dairy buyout and the greening years, with the accretion curve.The landThe land and its ownersThe module reference section: the 2,324,300 acre agricultural base, the classes and districts, the ownership split with its everyone else side and the small producers who hold it, the owner table with the natural break that leaves Lykes Bros alone, the check columns and the 18 announced conversions.Current casesFive mechanismsFive mechanisms: greening and the grove to pasture turn, the sugar complex, a tier of one, the solar wave, and the invisible vegetable economy, with status as of the cutoff.Network metricsWhat holds the region togetherDegree, betweenness and the outside share computed on this dataset, on the full graph and on the location and lineage graph.MethodConfidence and sourcesConfidence grades, the evidence standard, the module as source of record, the basemap and pin sources, districts, terminology, open items and the source register.AppendixIndex of nodesEvery operation, person, town, institution and event on the map, grouped by lane, each with its own entry.

The same text is available as a PDF reference, generated from the same data file as these pages and the map, so the counts never disagree.