Species

Pelargonium x hortorumZonal Geranium

18 other cultivars

annual

White Zonal Geranium

Pelargonium x hortorum 'White'

The Story

Plant Bio

Pelargonium x hortorum 'White' is a popular bedding plant with a bushy growth habit, featuring rounded, deeply lobed green leaves and clusters of pure white, five-petaled flowers that bloom profusely during the warmer months.

This cultivar is distinguished by its striking white blossoms that provide a clean, elegant appearance, making it ideal for brightening borders, containers, and hanging baskets in sunny locations.

Uses & Benefits:

The white flowers add a classic, elegant touch to garden beds and containers, attracting admiration.

Easy to grow and maintain, it provides vibrant color with minimal effort.

Supports pollinators like bees and butterflies during blooming season.

SpeciesPelargonium x hortorumZonal Geranium

Essentials

At a Glance

Plant Type

Annual

Height

18 inches

Width

18 inches

Light

Full Sun, Partial Sun

Zones

Water

Moderate

Humidity

Average

Lifespan

Tender Perennial

Native To

Garden origin

Toxicity

Toxic to pets

Bloom period

Mid-summer – Late summer

In flower about 2 months of the year

Planting

How to Grow

Tuck seeds or cuttings into well-draining soil in spring.
Water regularly but avoid overwatering to prevent root rot.
Place in full sun for best flowering results.
Fertilize monthly with a balanced fertilizer during growing season.
Pinch back to encourage bushier growth every 4-6 weeks.
Deadhead spent flowers to promote continuous blooming.

Pro Tip

Ensure excellent drainage and avoid overwatering for healthy growth.

Keep It Thriving

Care Guide

Do

Water when the topsoil feels dry 🌱
Pinch back to encourage bushiness
Use balanced fertilizer monthly

Don't

Overwater to prevent root rot ❌
Allow soil to stay soggy ❌
Neglect deadheading ❌

Seasonal Care Calendar

Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Deadhead
Fertilize
Lift Store
Pinch
Plant

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

White-flowered borderVanilla-scented container displayAiry garden accent

Companion Plants

Petunias LobeliaSweet Alyssum Marigolds

Multiply

Propagation Methods

Good to Know

Common Questions

White Zonal Geranium questions

What zones can White Zonal Geranium grow in?

White Zonal Geranium is hardy in USDA Zone 10. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is White Zonal Geranium deer resistant?

Not reliably. Deer may browse White Zonal Geranium, especially tender spring growth — plan on repellents or fencing where pressure is high.

When does White Zonal Geranium bloom?

White Zonal Geranium typically blooms in mid-summer through late summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does White Zonal Geranium need full sun?

White Zonal Geranium does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.

Is White Zonal Geranium drought tolerant?

Yes — once established (usually after the first full season), White Zonal Geranium handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.