Sisymbrium altissimum vs London Rocket

Sisymbrium altissimum (Sisymbrium altissimum) and London Rocket (Sisymbrium irio) — side-by-side cultivation, uses, and safety.

SIDE A

Sisymbrium altissimum (Sisymbrium altissimum) — botanical photograph

Side-by-side attributes

Attribute	Sisymbrium altissimum	London Rocket
Latin name	Sisymbrium altissimum	Sisymbrium irio
Family	Brassicaceae	Brassicaceae
Edible	yes	yes
Medicinal	no	no
Life cycle	Annual	Annual
Mature height	1.0 m	0.5 m
Light	8/10	8/10
Water	Dry, Moist	Dry, Moist
Soil	Light (sandy), Medium, Heavy (clay)	Light (sandy), Medium, Heavy (clay)
Hardiness	—	—
pH range	7–7.5	7–7.5
Edible parts	Leaves, Seed, Shoots	Flowers, Leaves, Seed
Propagation	—	—

III

Which to pick

Both have their place

Sisymbrium altissimum and London Rocket 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 Sisymbrium altissimum and London Rocket?

Sisymbrium altissimum (Sisymbrium altissimum) and London Rocket (Sisymbrium irio) are both in the Brassicaceae family. See the side-by-side table above for cultivation needs, edible parts, and medicinal uses.

Can Sisymbrium altissimum and London Rocket be combined?

Plant combinations should be evaluated case by case. Check the safety/contraindications section on each plant's profile (Sisymbrium altissimum and London Rocket) 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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