Plant Rhizome

Climbing lily

Gloriosa superba

A tuber. A swollen piece of underground stem that carries buds (eyes) scattered over its surface.

Whole
Cut open
StoreTuber. Knobbly, with eyes or dimples; solid when cut.
Depth10-15 cm to the base of the tuber
Spacing30 cm apart
WhenNeeds a long warm season: start indoors early. Start indoors: 10 weeks to 6 weeks before your last spring frost. Plant out: 2 weeks to 4 weeks after your last spring frost. Work out your dates.
PetsToxic to Dogs, Toxic to Cats, Toxic to Horses (ASPCA)

About Climbing lily

A brittle, V-shaped tuber that climbs by leaf tendrils. Needs warmth and is poisonous in all parts.

Depth and spacing

Typical range: 10-15 cm deep and 30 cm apart. A general rule is to plant at two to three times the height of the tuber; check the label for your variety. The drawing is to scale for 12.5 cm deep and 30 cm apart (the size of the organ is illustrative); try your own measurements.

0 cm5 cm10 cm15 cm20 cm25 cm30 cm30 cm apart12.5 cm

When to plant

Needs a long warm season: start indoors early. Start indoors: 10 weeks to 6 weeks before your last spring frost. Plant out: 2 weeks to 4 weeks after your last spring frost. These are rules of thumb for the northern hemisphere. Enter your frost dates for real dates.

Dividing and propagating

The tuber is fragile; handle with care. Offsets are separated at planting time.

Lifting and storing

Keep dry and frost-free in winter. Handle with gloves.

Toxic to Dogs, Toxic to Cats, Toxic to Horses

The ASPCA lists Gloriosa superba as: toxic to dogs, toxic to cats, toxic to horses. Toxic principle: Colchicine related alkaloids. Signs: Bloody vomiting, diarrhea, shock, multi-organ damage, bone marrow suppression If your pet has chewed any part, call your vet or an animal poison helpline. ASPCA entry.

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