Saguaro.

Auf einen Blick

Pflegestufe

Mittel

Pflanzenart

Succulent

Licht

Full sun

Licht im Innenraum

Direkte Sonne

Gießen

Alle 14 bis 30 Tage

Endgröße

40 to 60 feet

Wachstum

Langsam

Winterhärte

USDA 9 bis 11

Blütezeit

Late spring to early summer

Pflege

Provide as much direct sunlight as possible to mimic their natural desert habitat. Ensure the soil drains extremely well to prevent root rot, which is the most common cause of failure. Watch for soft spots on the stem, as these indicate the plant is holding too much moisture.

Gießen

Water deeply during the summer growing season, but let the soil dry out completely between waterings.

Düngen

Apply a low nitrogen cactus fertilizer sparingly during the active growing months.

Schneiden

Pruning is rarely needed, but you can remove dead or damaged tissue with a sterilized blade.

Umtopfen

Repot only when the plant becomes top heavy or clearly outgrows its container.

Boden

Sandy, rocky, well draining cactus mix

Boden-pH

6.0 to 7.5

Temperatur

-7 bis 45°C

Luftfeuchtigkeit

10 bis 40%

Sicherheit

Menschen

The plant is not toxic, but its sharp spines pose a significant physical injury risk.

Kinder

Keep children away from the plant to prevent severe injury from the long, sharp spines.

Kontaktallergene

The sharp spines can cause skin punctures and irritation.

Allergene in der Luft

The pollen may cause mild allergic reactions in sensitive individuals.

Essbarkeit

The fruit is edible, but harvesting from wild plants is strictly prohibited and illegal.

So erkennst du die Pflanze

• Tall, columnar, ribbed green stem
• Sharp spines along vertical ribs
• Large, white, nocturnal blooming flowers
• Develops characteristic arm branches with age

Höhe

3 bis 12m

Breite

1 bis 3m

Blätter

green, evergreen

Blüten

white, 7 bis 12cm

Früchte

red, Summer

Häufige Probleme

• Bacterial necrosis — A bacterial infection that causes soft, mushy rot in the stem tissue.

Standort und Pflege

Vermehrung

seed

Pflanzzeit

spring, summer

Plant young saguaros near nurse plants to protect them from extreme sun and frost during their early years.

Gute Pflanzpartner

• Encelia farinosa — It provides light shade for young saguaros in the wild.
• Parkinsonia microphylla — This tree acts as a nurse plant for young cacti.

Ähnliche Arten

• Stenocereus thurberi — It shares a similar desert habitat but has a different branching habit.

Botanisches

Familie

Cactaceae

Gattung

Carnegiea

Ordnung

Caryophyllales

Klasse

Magnoliopsida

Ursprüngliche Heimat

Sonoran Desert in Arizona and Mexico.

Artenschutz

The saguaro is protected by law in its native habitat, and wild collection is strictly prohibited.

It survives by storing vast amounts of water in its pleated stem to endure long periods of drought.

Nutzen für Wildtiere

nectar source, nesting site

Bestäuber

Bienen, Schmetterlinge, Nachtfalter, Kolibris

Verwendung

ornamental, wildlife habitat

Taxonomie abgeglichen mit GBIF.

Häufige Fragen

Can I grow a saguaro in a pot?

Yes, they grow slowly in containers but require excellent drainage and intense light.

How often should I water it?

Water sparingly during the growing season and keep it completely dry in winter.

Woher der Name kommt

The genus honors Andrew Carnegie, while the species name refers to its massive size.

Gut zu wissen

• Saguaro cacti can live for over 150 years.
• They do not grow their first arm until they are 75 to 100 years old.
• A mature saguaro can weigh several tons after absorbing heavy rainfall.
• The white flower is the state wildflower of Arizona.