Water and fertilize trees at the root level with Ross ® root feeder
Deliver water and fertilizer right to the root zone by simply connecting a garden hose to the Ross ® Root Feeder. The water flows through the concentrated fertilizer, through the Ross root feeder tube and down into the soil. The Ross root feeder chamber holds up to four fertilizer units. Fertilizers sold separately (Item Nos. 139383, 139384, 139385, 139386, 139387).
2013 Master Catalog: Page 442