tools for keeping houseplants in passive hydroponics system without soil with water level indicators and leca balls

aggregate background baked ball ballls botany brown chalk clay cutting flower growing growth house houseplant hydro hydroculture hydroponics indicator insulation irregular isolated leca level nature object organic passive pebble pebbles pelleted pellets plant plants pot pothos propagation regulation root roots semihydroponics soil subirrigation system tool tools top view water white