Vernusylph of the Flowering Fields

Your opponent cannot target "Vernusylph" monsters you control with card effects. You can discard this card, and 1 monster or "Vernusylph" card; add 1 EARTH monster from your GY to your hand, except "Vernusylph of the Flowering Fields", then you can Special Summon 1 EARTH monster from your GY, also you cannot activate non-EARTH monster effects for the rest of this turn. You can only use this effect of "Vernusylph of the Flowering Fields" once per turn.