Mgical plants (My Little Pony: Friendship is Magic)
Grassy Wizard (Adventure Time)
Arbutus (Aladdin: the Animated Series) was a powerful sorcerer and mysterious entity that had the power to create plants on a whim, treating them as his "children".
Gwen Tennyson (Ben 10)
Charmcaster (Ben10) using a magic spell to control the seeds.
After blossoming to his full form, Swampfire (Ben 10: Omniverse) gained the ability to manipulate magical plant life as well as regular and alien plants.
Cosmos (Fairy Tail) using Flytrap Shot.
Droy (Fairy Tail) using Grass Nuckle.
Jäger (Fairy Tail) using Plant Magic.
Like all witches Lotte Jansson (Little Witch Academia) can use magic on plants.
Zagan (Magi the Labyrinth of Magic) the Djinn of Loyalty and Purity can create and control plant life with life magic.
Gloriosa Daisy (My Little Pony Equestria Girls)
Luz Noceda (The Owl House) casting the plant spell.
Rose Quartz (Steven Universe) had the power to create sentient plant life to fight for her, a power she passed on to her son Steven.
Steven Universe (Steven Universe) inherited the power to create sentient plant-life from his mother, having accidentally created an army of "Watermelon Stevens" because of it.
Crysta and Magi (Ferngully)
Cornelia Hale (WITCH)
Willow Park (The Owl House) is naturally very gifted at plant magic which usually manifests as green, thorny vines around her. She uses her magic to help plants and can make a tiny seed sprout humongous. She can also control plants with her magic, summon them from the ground, turn them into monstrous versions of themselves, and use them to grab and restrain others.
Poison jokes (My Little Pony: Friendship is Magic)