How To Look After Calathea Makoyana. Over time accumulated fertilizer may brown your calatheas leaf tips and margins. To clean them use a damp cloth to remove the dust.
Use your hands to gently loosen the soil around the roots of the mother plant. When you water a Calathea plant do not water it so much that the plant ends up sitting in standing water. You can try raising humidity levels of your plant by misting the leaves.
They do not want lots of water as it can drown them.
Taper it off during the winter season as growth is really slow during the cold weather. You can try raising humidity levels of your plant by misting the leaves. There is no one magic soil mixture. To clean them use a damp cloth to remove the dust.