Vernal Bloom

Enchantment, 3G (4)
Whenever a Forest is tapped for mana, its controller adds {G} to his or her mana pool (in addition to the mana the land produces).¹
The sun breaks, the beasts stir, and the forest awakens to stand against its enemies.
Illus. Bob Eggleton

Gatherer Card Rulings [Nov 2009]

• 10/4/2004: This is a triggered mana ability. It does not go on the stack.

Format Legality	Legal in Vintage, Legacy Banned in Extended, Standard
Printings (3/18)	Core Set - Eighth Edition (Rare) Seventh Edition (Rare) Urza's Saga (Rare)