Time evolution of rms timescales of phase mixing γ_PM (red solid), Alfvén wave turbulence of forward propagating mode ﹩{\gamma }_{\mathrm{AWT}}^{+}﹩ (blue solid), and backward propagating mode ﹩{\gamma }_{\mathrm{AWT}}^{-}﹩ (blue dashed), and parametric decay instability γ_PDI normalized by the initial-wave angular frequency ﹩{\omega }_{0}﹩.