cactus succulent

Castello-Paiva's Aeonium

Aeonium castello-paivae

The Story

Plant Bio

Aeonium castello-paivae is a compact, densely branching evergreen succulent that forms tight, multi-headed clumps of rosettes. The fleshy, pale green to blue-green leaves develop pink margins under bright light and produce a fine, powdery waxy bloom during summer dormancy.

This species is endemic to the island of La Gomera, producing small, white to creamy-white flowers on conical racemes from mature rosettes in spring and summer. Individual rosettes are monocarpic and die after flowering, but the surrounding offsets quickly fill the gap to maintain the dense mound.

Uses & Benefits:

Forms highly symmetrical, multi-headed clumps of pale green rosettes that develop pink margins in bright sun.

Highly drought-tolerant once established, making it ideal for low-water landscapes and container culture.

Provides minor nectar resources for generalist pollinators when the white flowers bloom in spring and summer.

Essentials

At a Glance

Plant Type

Cactus Succulent

Height

12"

Width

12"

Light

Full Sun, Partial Sun

Zones

9, 10

Water

Low

Humidity

Low

Lifespan

Perennial

Native To

La Gomera (Canary Islands)

Toxicity

Non-toxic

Bloom period

Spring – Summer

In flower about 6 months of the year

Planting

How to Grow

Plant in a highly porous, gritty potting mix or sandy loam with a neutral to slightly acidic pH.
Position the plant in full sun to partial shade, ensuring bright light to develop the pink leaf margins.
Water deeply only when the soil has dried out completely, and withhold water almost entirely during the summer rest period.
Protect the plant from freezing temperatures, as foliage damage occurs when temperatures drop below 25 degrees Fahrenheit.

Pro Tip

Amateurs frequently kill these plants by overwatering during their summer dormancy when active growth halts. Restrict watering significantly in summer, and provide light shade to prevent foliage scorch during intense midday heat.

Keep It Thriving

Care Guide

Do

Provide sharp, excellent drainage to prevent root rot.
Allow the soil to dry out completely between waterings.
Move containers indoors or provide frost protection if temperatures threaten to drop below freezing.

Don't

Do not water during the hot summer dormancy period when the plant is inactive.
Do not cut into old, leafless woody stems when pruning, as new buds may fail to emerge.
Do not allow the plant to sit in standing water or heavy, clay-rich soils.

Seasonal Care Calendar

Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Fertilize
Pest Check
Propagate
Prune

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Rock GardensContainer DisplaysCoastal GardensMediterranean Landscapes

Companion Plants

Echeveria Sedum Senecio mandraliscae

Multiply

Propagation Methods

Good to Know

Common Questions

Castello-Paiva's Aeonium questions

What zones can Castello-Paiva's Aeonium grow in?

Castello-Paiva's Aeonium is hardy in USDA Zones 9–10. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

When does Castello-Paiva's Aeonium bloom?

Castello-Paiva's Aeonium typically blooms in spring through summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Castello-Paiva's Aeonium need full sun?

Castello-Paiva's Aeonium does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.

Is Castello-Paiva's Aeonium drought tolerant?

Yes — once established (usually after the first full season), Castello-Paiva's Aeonium handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.