Druid

Major

• Glyph of StarfallLevel 60Starfall comes back 30 seconds sooner: your strongest burst of damage is available far more often.
• Glyph of Insect SwarmLevel 2030% more damage makes Insect Swarm worth casting in your rotation.
• Glyph of FocusLevel 7010% more damage for Starfall; its smaller radius means careful positioning, but it avoids pulling nearby monsters.

Minor

• Glyph of TyphoonLevel 70Typhoon costs less mana, reaches farther and no longer knocks enemies back: it becomes useful in groups.
• Glyph of the WildLevel 15Mark of the Wild and Gift of the Wild cost half as much mana.
• Glyph of Unburdened RebirthLevel 20Rebirth no longer needs a reagent in your bags.

Other choices

• Glyph of StarfireLevel 20Extends Moonfire on the target; worth considering depending on your rotation.
• Glyph of DashLevel 16Dash comes back sooner to move around or leave a dangerous area.