Tea Tree: Tea tree is used in hair thickening or hair raising potions. However, it should not be used in potions that are drank as even in small portions it can be fatal.

Trillium: Primarily North American. It is easily recognised as the plant is also known as the Plant of Three’s. Each plant has three stems, on which are three leaves, and produce a single flower on each. Each flower has three petals and three sepals. The plants, roots, leaves and petals may be used in potions.

Turmeric: Similar to ginger. It is also used in love potions. Also one of the main ingredients in an anti-aging potion, as it helps prevent skin from aging.

Typha: also known as bulrush. This plant may be found world-wide and though they are largely aquatic, they also grow well on land. Its stems and flowers may be used in potions.

Valerian: Used in sleeping potions. Valerian is especially effective if combined with St. John's wort or lemon balm. It is responsible for blocking the groggy feeling. Also used in Draught of Living Death.

Veronica: Usually kept for its great ground cover, Veronica grow upright spikes bearing many flowers. These flowers- when used sparingly may be found in potions used for hair growth and generation. This plant may reach up to 36 inches.

Vervain:See Hyssop.

Vitex: Used in aging potions. It is responsible for beard growth and hair turning white.

Wartizome: This magical plant is highly sought after for its properties in protection against Dark enchantments and also in its usefulness as an antidote to many common poisons. It may also be used as a deterrent for Doxies when hung in doorways. Use its bark and leaves in potions.

White Willow: This herb is used in numbing potions, especially the potions for numbing against the unforgivable curses.

Wolfsbane: See Aconite.

Wormwood: Used in Draught of Living Death. Said to also give the drinker psychic abilities (although this hasn't been proven.)

Yarrow: See Achillea

Yellow Dock: Sprigs of this reddish brown stalked plant is used in potions. A single cup of infusion of Yellow Dock is powerful enough to curl the drinker’s hair.

Zedoary: This herb is used in both potions that purify blood (potions that help get rid of venomous bites or stings) and skele-gro.