How to Fertilize southern washingtonia?
Balanced perennial feed every four weeks from spring through summer

southern washingtonia · Washingtonia robusta
Also known as: Mexican fan palm; Mexican washingtonia; skyduster; thread palm
Grow under glass in loam-based compost with added leaf mould and sharp sand, in full light. Water moderately, provide moderate humidity when in growth and apply a liquid fertiliser monthly during the summer. Water sparingly in winter . See palm cultivation indoors
Balanced perennial feed every four weeks from spring through summer