How to Grow Orange Hawkweed
Orange Hawkweed
Hieracium aurantiacum
flowerOrange hawkweed is a vibrant perennial wildflower featuring striking orange-red blooms arranged in dense clusters atop tall, hairy stems. Native to alpine regions of Europe, it has naturalized in North America and is valued for its long blooming season and ability to attract pollinators. The plant forms basal rosettes of lance-shaped leaves and spreads via stolons and self-seeding.
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Example Orange Hawkweed timeline · Pittsburgh, PA (Zone 6b)
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Plant Orange Hawkweed
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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First Orange Hawkweed blooms
Around Aug 15≈ 120 days after planting
Sample dates for Pittsburgh, PA. Sign up to get exact Orange Hawkweed dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 3-8, with best performance in cooler climates (zones 3-6)
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Get my Orange Hawkweed timeline →Growth Stages
Germination
7-14 daysTiny seedlings emerge with cotyledons and first true leaves; very delicate at this stage.
Keep soil consistently moist but not waterlogged. Provide bright light (grow lights if indoors). Avoid damping off by ensuring good air circulation.
Seedling/Rosette Formation
3-6 weeksYoung plants develop 4-6 true leaves and begin forming basal rosettes close to the ground. Hairy leaves become evident.
Gradually acclimate to outdoor conditions if started indoors. Water moderately. Avoid overwatering to prevent fungal issues.
Vegetative Growth
4-8 weeksRosettes expand with more lance-shaped leaves. Stolons may begin developing from the base, and plants may produce new rosettes nearby.
Thin seedlings to proper spacing. Reduce watering frequency as plants mature. Monitor for weeds competing for space.
Flowering
6-10 weeksTall, hairy flower stems (12-24 inches) emerge from rosettes, each topped with dense clusters (umbels) of small, daisy-like orange-red flowers.
Deadhead spent flowers to encourage continuous blooming and reduce excessive self-seeding. Stake tall varieties if needed in windy locations.
Seed Production & Dormancy
4-8 weeks (variable)If flowers are not deadheaded, small seeds with parachute-like pappus structures develop and disperse by wind. Plants die back in fall/winter.
Allow some flowers to remain if you want self-seeding. Cut back dead foliage in late fall or early spring. Deadhead aggressively if spread control is desired.
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Spray with strong water stream; use insecticidal soap or neem oil if severe. Encourage natural predators like ladybugs.
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Ensure good air circulation. Remove affected leaves. Avoid overhead watering. Apply sulfur fungicide if necessary.
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and
(Gastropoda)
Hand-pick in evening. Create barriers with coarse sand or diatomaceous earth. Beer traps may help.
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Improve air circulation. Avoid wetting foliage. Apply sulfur or baking soda spray in early stages. Reduce overhead watering.
Uses
Herbal tea and traditional beverage
CulinaryOrange hawkweed flowers and leaves have been used traditionally in European herbalism to make infusions and teas. The flowers add a mild, pleasant flavor to herbal blends. [source]
Pollinator and nectar source
WildlifeThe bright orange-red flowers attract bees, butterflies, and other pollinators throughout the long blooming season. It serves as a valuable late-season nectar source in wildflower gardens. [source]
Cut and dried flowers
HouseholdOrange hawkweed flowers make attractive, long-lasting cut flowers for fresh arrangements and dry well for dried floral crafts. The delicate clusters retain color and form when dried. [source]
Traditional herbal remedy
MedicinalHistorically used in European folk medicine for digestive support, cough relief, and general wellness. Modern herbalists employ it as a supportive herb, though scientific evidence is limited. [source]
Wildflower garden and native plantings
CraftOrange hawkweed is ideal for pollinator gardens, alpine rock gardens, meadows, and naturalized settings. Its vibrant color and hardy nature make it a popular choice for low-maintenance, wildlife-friendly landscapes. [source]
This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.
Harvest Tips
For cut flowers, harvest stems in early morning when flowers are freshly opened. Cut with a sharp knife just above a leaf node. For seed collection, allow flowers to fully mature; cut seed heads when pappi turn white and fluffy, dry indoors, and collect seeds before they disperse. Deadhead regularly to prolong flowering season and prevent unwanted self-seeding.
Fun Facts
- 🌱 Orange hawkweed is considered invasive in some parts of North America, particularly in pastures and meadows, where it spreads aggressively via stolons and self-seeding. Some regions actually discourage its planting for this reason.
- 🌱 The genus name 'Hieracium' comes from the Greek word for 'hawk' (hierax), as the plant was traditionally believed to improve hawks' eyesight when they ate it.
- 🌱 Orange hawkweed flowers close at night and on cloudy days, a behavior called nyctinasty, which helps protect pollen from moisture and nocturnal predators.
Gardening Terms
New to gardening? Learn about terms used in this guide:
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