Species

Gladiolus hortulanusGarden Gladiolus

9 other cultivars

bulb corm tuber

Charm Gladiolus

Gladiolus hortulanus 'Charm'

The Story

Plant Bio

Tall perennial with sword-like leaves and spikes of large flowers.

This cultivar features showy pink flowers that are particularly attractive for cut flower arrangements.

Uses & Benefits:

Gladiolus Charm offers striking vertical accents and vibrant colors, perfect for adding drama to garden beds and floral arrangements.

Provides seasonal color and attracts pollinators like bees and butterflies, enriching garden biodiversity.

Supports local pollinator populations and adds to the ecological diversity of garden landscapes.

SpeciesGladiolus hortulanusGarden Gladiolus

Essentials

At a Glance

Plant Type

Bulb Corm Tuber

Height

22 inches

Width

6 inches

Light

Full Sun

Zones

8, 9, 10

Water

Moderate

Humidity

Average

Lifespan

Tender perennial

Native To

Hybrid of cultivated origin

Toxicity

All parts are toxic if ingested, especially the corms.

Bloom period

Mid-summer – Late summer

In flower about 2 months of the year

Planting

How to Grow

Tuck corms 4-6 inches deep into well-draining soil in spring.
Water regularly to keep soil moist but not waterlogged.
Fertilize with a balanced fertilizer every 2-3 weeks during growth.
Stake tall flower spikes for support as they grow.
Remove spent flowers to encourage further blooming.
Lift and store corms in fall if winters are cold.

Pro Tip

Plant corms in a sunny location with rich, well-draining soil for best blooms.

Keep It Thriving

Care Guide

Do

Do water consistently during the growing season 🌱
Do provide staking for tall spikes
Do deadhead faded flowers to prolong blooming
Do apply a balanced fertilizer regularly
Do plant in full sun for optimal growth

Don't

Don't let soil stay soggy to prevent rot ❌
Don't plant too deep or too shallow
Don't neglect staking tall varieties
Don't forget to lift corms before heavy frost
Don't over-fertilize, which can cause lush foliage but fewer flowers

Seasonal Care Calendar

Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Harvest
Lift Store
Plant
Stake

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Vivid flower border with vibrant spikesColorful container display for patiosSunny garden focal point with tall floral accents

Companion Plants

Marigolds Petunias SalviaZinnias Cosmos

Multiply

Propagation Methods

Good to Know

Common Questions

Charm Gladiolus questions

What zones can Charm Gladiolus grow in?

Charm Gladiolus is hardy in USDA Zones 8–10. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Charm Gladiolus deer resistant?

Yes — Charm Gladiolus is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.

When does Charm Gladiolus bloom?

Charm Gladiolus 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 Charm Gladiolus need full sun?

Charm Gladiolus does best in full sun (6+ hours).