BioThrive® Feedcharts BioThrive® provides plants with essential nutrients for roots, stems, and foliage and offers flowering and fruiting plants essential nutrients for superior blooms and bountiful harvests. View or download our expertly crafted feedcharts below. BioThrive Weekly Basic Feedcharts DOWNLOAD PDFBioThrive Growth Stage Basic Feedcharts DOWNLOAD PDF BioThrive Weekly Custom Feedcharts DOWNLOAD PDF BioThrive Growth Stage Custom Feedcharts DOWNLOAD PDF