Garden hybrid

17 other cultivars

groundcover

Superbells Holy Moly! Calibrachoa

Calibrachoa x hybrida 'Holy Moly'

The Story

Plant Bio

Calibrachoa x hybrida 'Holy Moly' is a trailing perennial with delicate, small, petunia-like flowers in vibrant shades, often combining multiple colors, and lush, green foliage that creates a dense mat.

This cultivar is celebrated for its prolific flowering and striking multicolored blooms, making it ideal for hanging baskets and containers to add vibrant, continuous color.

Uses & Benefits:

Provides vibrant purple blooms all summer, ideal for containers and hanging baskets.

Drought-tolerant and low-maintenance, reducing gardener effort.

Supports pollinators like insects attracted to its nectar-rich flowers.

SpeciesCalibrachoa x hybridaMillion Bells

Essentials

At a Glance

Plant Type

Groundcover

Height

10 inches

Width

18 inches

Light

Full Sun, Partial Sun

Zones

9, 10

Water

Moderate

Humidity

Average

Lifespan

Tender Perennial (grown as an Annual)

Native To

Cultivated hybrid

Toxicity

Toxic if ingested.

Planting

How to Grow

Tuck seeds or cuttings into well-draining soil
Water regularly, keeping soil moist but not soggy
Place in full sun for best flowering
Fertilize monthly with a balanced fertilizer
Pinch back to promote bushiness after flowering
Mulch lightly to retain moisture and suppress weeds

Pro Tip

Ensure excellent drainage to prevent root rot and encourage vibrant blooms.

Keep It Thriving

Care Guide

Do

Water consistently during hot weather 🌱
Deadhead spent flowers to promote reblooming
Use balanced fertilizer monthly

Don't

Avoid overwatering, which can cause root rot ❌
Don’t let soil dry out completely
Avoid heavy fertilization that can promote leggy growth

Seasonal Care Calendar

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

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Colorful hanging basketsVivid border plantTrailing container display

Companion Plants

Petunias Verbena LobeliaSweet potato vine Caladium

Multiply

Propagation Methods

Good to Know

Common Questions

Superbells Holy Moly! Calibrachoa questions

What zones can Superbells Holy Moly! Calibrachoa grow in?

Superbells Holy Moly! Calibrachoa 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.

Is Superbells Holy Moly! Calibrachoa deer resistant?

Not reliably. Deer may browse Superbells Holy Moly! Calibrachoa, especially tender spring growth — plan on repellents or fencing where pressure is high.

When does Superbells Holy Moly! Calibrachoa bloom?

Superbells Holy Moly! Calibrachoa typically blooms in spring to fall through late summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Superbells Holy Moly! Calibrachoa need full sun?

Superbells Holy Moly! Calibrachoa does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.

Is Superbells Holy Moly! Calibrachoa drought tolerant?

Yes — once established (usually after the first full season), Superbells Holy Moly! Calibrachoa handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.