perennial

Corn Candytuft

Iberis segetalis

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Essentials

At a Glance

Plant Type

Perennial

Height

12 inches

Width

8 inches

Light

Full Sun, Partial Sun

Zones

4, 5, 6, 7, 8

Water

Low to moderate

Humidity

Average

Lifespan

Annual

Native To

Mediterranean region

Toxicity

Mildly toxic if ingested

The Story

Plant Bio

Iberis segetalis, or Corn Candytuft, is a fast-growing annual plant with narrow leaves and flattened clusters of small, fragrant white flowers. This species is noted for its profuse blooming from late spring to summer and its tolerance for a wide range of well-drained soils. It readily self-seeds in suitable conditions.

Bloom Period:

EarlyLate

Uses & Benefits:

Iberis segetalis provides charming white blooms that brighten rock gardens and borders, attracting pollinators and adding natural beauty.

Its hardy nature reduces maintenance needs and provides ground cover in tough soils.

Supports pollinators like bees and butterflies, contributing to local biodiversity.

Marketplace

Where to Buy

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Planting

How to Grow

Tuck seeds into well-drained soil early in spring.
Mist cuttings regularly to maintain humidity for 4 weeks.
Thin seedlings to prevent overcrowding after germination.
Water consistently during dry spells for optimal growth.
Fertilize lightly with a balanced fertilizer in spring.
Divide mature plants every 2-3 years in early spring.

Pro Tip

Ensure good air circulation to prevent fungal diseases.

Keep It Thriving

Care Guide

Do

Water regularly but avoid overwatering 🌱
Prune after flowering to promote bushiness
Apply balanced fertilizer in spring
Mulch to retain soil moisture

Don't

Overwater to prevent root rot ❌
Neglect pruning after bloom ❌
Use heavy fertilizer late in season ❌
Plant in poorly drained soil ❌

Seasonal Care Calendar

Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Deadhead
Plant

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Wildflower meadow borderStone garden accentWildlife-friendly flower bed

Companion Plants

Lavender Salvia Coreopsis Yarrow Echinacea

Multiply

Propagation Methods

Good to Know

Common Questions

Corn Candytuft questions

What zones can Corn Candytuft grow in?

Corn Candytuft is hardy in USDA Zones 4–8. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Corn Candytuft deer resistant?

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

When does Corn Candytuft bloom?

Corn Candytuft typically blooms in early spring through mid-spring. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Corn Candytuft need full sun?

Corn Candytuft does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.

Is Corn Candytuft drought tolerant?

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