How to Grow Gold Stripe Flax Lily
Gold Stripe Flax Lily
Dianella caerulea 'Gold Stripe'
grassA striking ornamental grass-like perennial featuring narrow, variegated leaves with golden-yellow stripes running lengthwise on a green background. Produces delicate pale blue flowers in spring followed by attractive blue berries. Grows as a compact, clumping plant ideal for borders, containers, and tropical-style gardens.
When should you plant Gold Stripe Flax Lily in your zone?
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Example Gold Stripe Flax Lily timeline · Pittsburgh, PA (Zone 6b)
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Plant Gold Stripe Flax Lily
Around Apr 17Near Pittsburgh's average last spring frost.
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Tend & protect
Late spring–summerWatering, feeding, and pest-watch reminders.
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Harvest Gold Stripe Flax Lily
Around Jul 16≈ 90 days after planting
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Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 8b-11; frost-tender in colder climates
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Establishment
4-8 weeksYoung plant developing root system with limited new foliage growth
Water regularly; protect from harsh sun and frost; maintain consistent moisture; avoid fertilizing heavily
Vegetative Growth
2-4 monthsPlant expands with increasing number of variegated leaves; compact clump formation
Continue regular watering; apply balanced liquid fertilizer monthly during growing season; remove any dead leaves; prune lightly to maintain shape
Flowering
6-8 weeksDelicate pale blue to lavender flowers emerge on slender stems above foliage in spring to early summer
Maintain consistent moisture; support tall flower stems if needed; deadhead spent flowers to encourage continued blooming or leave for berry development
Fruiting
8-12 weeksSmall, decorative bright blue berries develop where flowers once were; berries persist into fall
Reduce watering slightly; no deadheading required if berries are desired; protect berries from heavy rain if possible; birds may consume berries naturally
Dormancy/Maintenance
2-4 monthsPlant slows growth; foliage remains attractive year-round; minimal activity in winter months in cool climates
Reduce watering significantly in cool season; no fertilizing needed; remove winter-damaged leaves in spring; cut back dead growth before new growth emerges
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Increase humidity by misting; spray with water to dislodge; use neem oil if infestation persists; ensure adequate air circulation
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Remove with cotton swab dipped in rubbing alcohol; spray with insecticidal soap; isolate affected plants
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Scrape off manually; treat with horticultural oil or neem oil spray; prune heavily infested stems
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and
Hand-pick in early morning; apply copper tape around containers; use beer traps; maintain good drainage to reduce moisture they prefer
Uses
Floral arrangements and dried décor
CraftThe distinctive variegated foliage adds striking contrast to fresh and dried flower arrangements. Blue flowers and berries provide natural color accents and textural interest in bouquets and decorative displays. [source]
Container and landscape gardening
HouseholdExcellent for use in mixed containers, border edging, and tropical-style garden designs. The compact, upright growth habit and year-round foliage color make it ideal for adding vertical interest and structure to garden spaces. [source]
Bird and pollinator attraction
WildlifeBlue flowers attract pollinators in spring while blue berries provide a natural food source for birds in late summer and fall. The dense foliage offers shelter and nesting material for small garden birds. [source]
Traditional uses in native cultures
MedicinalIn Australian Aboriginal traditional medicine, Dianella species have been used for various purposes. Modern herbal practitioners occasionally reference the plant for general wellness properties. [source]
Edible berries
CulinaryThe blue berries are technically edible and have been consumed traditionally, though they are more valued ornamentally and as wildlife food. Not commonly cultivated specifically for fruit production. [source]
This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.
Harvest Tips
Not harvested for food. For ornamental use: Cut flower stems when blooms are fully open for arrangements; collect berries once fully blue (late summer) for decorative purposes; prune damaged foliage year-round to maintain plant appearance and encourage new growth
Fun Facts
- 🌱 Dianella caerulea is native to Australia and is sometimes called 'Paroo lily' after the Paroo River region; the 'Gold Stripe' cultivar was developed specifically to enhance the variegation of the foliage
- 🌱 The bright blue berries are highly attractive to birds and wildlife; in Australian gardens, they're a favorite of native bird species that help disperse seeds naturally across the landscape
- 🌱 The genus name Dianella likely comes from Diana, the Roman goddess of the hunt, referencing the plant's delicate flower appearance; it has been used in traditional Aboriginal medicine for centuries
Gardening Terms
New to gardening? Learn about terms used in this guide:
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