JBL The 7 + 13 balls

20 fertiliser balls for plant roots

JBL The 7 + 13 balls
JBL The 7 + 13 balls JBL The 7 + 13 balls JBL The 7 + 13 balls
  • Long-term supply of root fertiliser for the established aquarium. Contains iron and minerals in a form readily accessible to plants through the roots.
  • Free of algae-encouraging nitrate and phosphate.
  • Depending on the size of the plants, press one or more balls into the root zone once a year.