What is layering?Tip layeringSimple layeringCompound layeringMound layeringWhat layering method is best for propagating Rhaphidophora tetrasperma?Benefits of tip layeringDisadvantages of tip layeringBenefits of simple layeringDisadvantages of simple layeringBenefits of compound layeringDisadvantages of compound layeringBenefits of air layeringDisadvantages of air layeringHow to propagate Rhaphidophora tetrasperma by tip layeringHow to propagate Rhaphidophora tetrasperma by simple layeringHow to propagate Rhaphidophora tetrasperma by compound layeringHow to propagate Rhaphidophora tetrasperma by air layeringHow long does it take to propagate Rhaphidophora tetrasperma by layering?