Notocactus magnificus (Green Ball Cactus, Blue Ball Cactus, Balloon Cactus)


Botanical Information

FamilyCactaceae
GenusNotocactus
Speciesmagnificus
SynonymsParodia magnifica, Eriocactus magnificus
CategoryTropicals
OriginBrazil, Paraguay, Uruguay and Argentina.

Details

USDA Hardiness Zone9
USDA Hardiness Ref.
Canadian Hardiness ZoneRequires cool season protection under glass.
Canada Hardiness Ref.
RHS Hardiness ZoneH3
RHS Hardiness Ref.
Temperature (°C)-5
Temperature (°F)20
Height30 cm
Spread7 - 15 cm
GrowthSlow
Flowering PeriodJuly, August, September

Description and Growing Information

General DescriptionA flowering cactus that occurs in a limited range (2600 km2) 150 - 800 m above sea level.
ShapeRounded to mounding.
LandscapeIn a potted succulent plant collection, in a small rock garden or as a potted patio accent plant.
PropagationBy division.
CultivationGrow in full to partial sun in any well-draining cactus-grade soil. Add loose gravel to the soil to aid in drainage.
PestsNo known pests or diseases.
Notable SpecimensMuttart Conservatory, Edmonton, Alberta, Canada.
HabitatDry slopes and plains in a limited range (2600 km2) 150 - 800 m above sea level.
Bark/Stem DescriptionFleshy succulent covered in a layer of small dense spines.
Flower DescriptionSmall rounded flowers at the apex.
Colour DescriptionDeep green succulent flesh covered in golden brown to white spines. Buttery yellow flowers boom at the apex.
Texture DescriptionSmooth, leathery and spiny.

Photographs