Wildflowers here bloom not with the season but with the ebb and flow of magic.

Duskmourn: House of Horror Commander

Thriving Heath

Thriving Heath enters tapped. As it enters, choose a color other than white.
{T}: Add {W} or one mana of the chosen color.

Bloomburrow Commander

Ravnica: Clue Edition

Thriving Heath enters the battlefield tapped.
As Thriving Heath enters the battlefield, choose a color other than white.
{T}: Add {W} or one mana of the chosen color.

The Lost Caverns of Ixalan Commander

"Vortis is ours. We, the Menoptra, are reclaiming it."
—Vrestin