Hoary Cress vs Watercress

Hoary Cress (Cardaria draba) and Watercress (Nasturtium microphyllum) — side-by-side cultivation, uses, and safety.

SIDE A

Cardaria draba (Hoary Cress) — botanical photograph

Watercress

Nasturtium microphyllum

Brassicaceaeedible

Side-by-side attributes

Attribute	Hoary Cress	Watercress
Latin name	Cardaria draba	Nasturtium microphyllum
Family	Brassicaceae	Brassicaceae
Edible	yes	yes
Medicinal	no	no
Life cycle	Perennial	Perennial
Mature height	1.0 m	0.5 m
Light	8/10	8/10
Water	Moist	Wet, Water
Soil	Light (sandy), Medium, Heavy (clay)	Light (sandy), Medium, Heavy (clay)
Hardiness	5-9	5-9
pH range	7.5–8	6.4–8
Edible parts	Leaves, Shoots	Leaves, Seed
Propagation	—	—

III

Which to pick

Both have their place

Hoary Cress and Watercress cover similar territory. Pick based on what you can actually grow (climate, soil) and what's locally available. See the cultivation rows above for the deciding factors.

Frequently asked

What is the main difference between Hoary Cress and Watercress?

Hoary Cress (Cardaria draba) and Watercress (Nasturtium microphyllum) are both in the Brassicaceae family. See the side-by-side table above for cultivation needs, edible parts, and medicinal uses.

Can Hoary Cress and Watercress be combined?

Plant combinations should be evaluated case by case. Check the safety/contraindications section on each plant's profile (Hoary Cress and Watercress) before mixing. Some combinations are synergistic, others can interact with medication.

Are these plants safe?

Every plant profile includes a Cautions section with contraindications, drug interactions, and population warnings. Consult a healthcare professional before using either for medicinal purposes.

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