Are Psidium Guajava and Yarrow in the same botanical family?

No — Psidium Guajava is Myrtaceae and Yarrow is Asteraceae.

Can you substitute Psidium Guajava for Yarrow?

They come from different families (Myrtaceae and Asteraceae), so direct substitution is uncommon.

Compare · per-herb profile

Psidium Guajava vs Yarrow

Psidium guajava · Achillea millefolium

Psidium Guajava

Psidium guajava

T Traditional Use

Family: Myrtaceae
Genus: Psidium
Primary use: medicinal

Psidium guajava, the common guava, yellow guava, lemon guava, or apple guava is an evergreen shrub or small tree native to the Americas. It is pollinated by insects. When cultivated, it is pollinated mainly by the common honey bee, Apis mellifera.

Yarrow

Achillea millefolium

T Traditional Use

Family: Asteraceae
Genus: Achillea
Primary use: medicinal

Achillea millefolium, commonly known as yarrow or common yarrow, is a flowering plant in the family Asteraceae. Growing to 1 metre tall, it is characterized by small whitish flowers, a tall stem of fernlike leaves, and a pungent odor.

At a glance

· Different families — Myrtaceae vs Asteraceae.
· Both are primarily medicinal.
· Evidence tiers — Psidium Guajava: T; Yarrow: T.