What hardiness zones is Tradescantia zebrina suitable for?

Tradescantia zebrina is the inch plant, trailing 12–24 inches (30–60 cm) per stem and spreading indefinitely by rooting at nodes. Upper leaf surfaces have green and silver metallic stripes; undersides are deep purple — the species name 'zebrina' means 'zebra-striped.' Stems extend approximately 1 inch (2.5 cm) per day in favorable conditions, giving the common name. Cuttings placed in water produce visible roots within minutes to hours. The stem base becomes bare as lower leaves senesce while tips continue growing — starting fresh from cuttings every 6–12 months produces a fuller plant than maintaining an aging one. Classified as invasive outdoors in frost-free zones (zones 9+) — the fast growth and easy rooting that make it convenient indoors make it a problem in warm-climate landscapes. The sap may cause contact dermatitis on sensitive skin. Native to Mexico and Central America. Low to bright indirect light — the silver metallic sheen and purple undersides are more vivid in brighter conditions. Allow the top inch (2.5 cm) to dry between waterings. Mildly toxic to cats and dogs. Small pink-purple three-petaled flowers produced sporadically. Growth rate is fast. Well-draining soil.

Native Range

Native to Mexico and Central America. Naturalized and invasive in many tropical and subtropical regions worldwide.

Suggested Uses

Grown in hanging baskets or on shelves in containers of 0.5–2 gallons (2–8 liters) where stems trail. Not recommended for outdoor planting in frost-free zones (invasive). Sap may irritate skin. Mildly toxic to pets.

How to Identify

Identified by green and silver metallic-striped upper leaf surfaces with deep purple undersides on trailing stems. The silver metallic sheen and purple undersides are the combined diagnostic. Distinguished from Tradescantia 'Nanouk' by the thinner, metallic-sheened leaves (not thick and pastel-pink).

Appearance

Size & Dimensions

Height6" - 1'

Width/Spread1' - 2'

Colors

Flower Colors

Foliage Colors

Fall Foliage Colors

Bloom Information

Small pink-purple three-petaled flowers produced sporadically. The metallic-striped, purple-backed foliage persists year-round.

Detailed Descriptions

Flower Description

Pink to purple, small, three-petaled

Foliage Description

Green and silver metallic-striped upper surfaces; deep purple undersides

Growing Conditions

Sun Requirements

Full Sun Partial Shade

Requires 3-8 hours of direct sunlight daily

• Full Sun: 6+ hours of direct sunlight

• Partial Shade: 3-6 hours of direct sunlight

• Full Shade: Less than 3 hours of direct sunlight

Soil Requirements

pH Range5.5 - 7.5(Neutral)

357912

Soil Types

loam peat

Drainagewell drained

Water & Climate

Water Needs

moderate

Frost Tolerance

tender

Care & Maintenance

Care Guide

Low to bright indirect light — metallic sheen is more vivid in brighter conditions. Allow top inch (2.5 cm) to dry between waterings. Fast-growing. Becomes bare at the stem base over time — start fresh from cuttings periodically. Sap may irritate sensitive skin. Invasive outdoors in zones 9+. Mildly toxic to pets.

Pruning

Pinch stem tips for branching. Start fresh from cuttings every 6–12 months for a fuller display — cuttings root in water within minutes to hours.

Maintenance Level

low

Container Growing

✓ Suitable for container growing

Minimum container size: 1 gallons

⚠️ Toxicity Warning

Toxic to pets