umbellate hawkweed
hieracium umbellatum
Also known as: ["umbellate hawkbit","spreading hawkweed"]
Overview
A perennial herbaceous plant in the daisy family, characterized by its yellow flowers and spreading habit.
Benefits & Perks
["wildlife attractant (bees, butterflies, birds)"]
Botanical Classification
| Phylum: | Magnoliophyta |
| Class: | Magnoliopsida |
| Order: | Asterales |
| Family: | Asteraceae |
| Genus: | Hieracium |
| Botanical Name: | Hieracium umbellatum |
Plant Characteristics
Basic Information
- Category: Flowers
- Suitable Location: border plantings or rock gardens in temperate climates
- Suitable For:
- Is Weed: No
- Allergenicity: moderate
Environmental Needs
- Climate: {"temperatureRange":"5–30°C"}
- Hardiness: {"zones":"4–8"}
- Misting: rarely required, only if ambient humidity is very low
- Drainage: Fast-draining to prevent waterlogging.
- Soil Type: Well-draining potting mix with added perlite or sand for aeration.
Maintenance Level
- Maintenance Level: moderate
- Toughness Level: moderate
- Pruning Frequency: Light pruning can be done as needed; major pruning in early spring before new growth begins.
- Pruning Intensity: Light to moderate; avoid heavy pruning unless necessary to control size or shape.
Care Details
Ideal Sunlight Coverage:
Bright indirect light for 6–8 hours daily; can tolerate partial shade, especially in hot climates.
Sunlight Tolerance Tips:
Acclimate plants gradually to intense sunlight; protect from harsh afternoon sun to prevent scorching; adjust placement based on indoor/outdoor conditions.
Care Requirements
Care Difficulty
moderatemoderate
Sunlight
full sun to partial shade
Rotate plant weekly for even growth; use sheer curtains to filter direct sun; avoid placing near east-facing windows in summer.
Watering
every 7–10 days during active growth, reduce in winter
Water thoroughly but infrequently; ensure soil dries between waterings; avoid wetting foliage.
Soil
well-drained, sandy loam with moderate organic content
pH: Slightly acidic to neutral (pH 6.0–7.0).
Ensure pots have drainage holes; avoid compacted soil; use a mix suitable for succulents or cacti if needed.
Temperature
Prefers moderate temperatures between 60–75°F (15–24°C); tolerates cooler conditions but avoids frost.
Avoid sudden temperature changes; maintain consistent room temperature; protect from drafts.
Fertilizing
every 4–6 weeks during growing season, none in winter
Apply fertilizer after watering to prevent root burn; flush soil occasionally to prevent salt buildup; reduce feeding in dormancy.
Propagation
Methods
Stem cuttings or division of clumps; stem cuttings are more common for home growers.
Step-by-Step Propagation Guide
- Take a 4–6 inch cutting.
- Remove lower leaves.
- Dip in rooting hormone (optional).
- Plant in medium.
- Keep moist and warm.
Best Time: Spring or early summer when the plant is actively growing.
Environment
Warm, humid conditions with indirect light; maintain consistent moisture.
Medium
Well-draining potting mix with perlite or sand; can also root in water initially.
Hormone
Rooting hormone is optional but can improve success rates.
Timeline
Roots typically form in 2–4 weeks; new growth may take an additional 4–6 weeks.
Tools Needed
Pruning shears, rooting hormone, small pots, well-draining soil mix.
Quick Tips
Use healthy, non-flowering stems for cuttings; maintain high humidity with a plastic bag or dome; avoid overwatering.
Pruning & Repotting
Pruning Guide
Method
Pinch back tips to encourage branching; deadhead spent flowers by cutting just above a leaf node.
Pruning Plan
Prune to maintain shape, encourage bushier growth, and remove spent flowers to promote reblooming.
Tools
Clean, sharp pruning shears or scissors.
Checklist
Sanitize tools; prune dead or damaged growth; remove spent flowers; shape as desired.
Repotting Guide
Best Season
Early spring before active growth begins.
Pot Size
Increase pot size by 1–2 inches in diameter; ensure good drainage holes.
Method
Remove plant gently; trim any circling roots; place in a slightly larger pot with fresh, well-draining soil; water thoroughly.
Suggestions
Repot every 2–3 years or when roots fill the pot; beneficial for rejuvenation and fresh soil.
Checklist
Choose appropriate pot; prepare fresh soil mix; handle roots carefully; water after repotting.
Advanced Care Tips
Watering Mastery
Watering Checklist
Check soil moisture; water deeply; ensure drainage; avoid wetting leaves.
How to Apply Water Properly
Water at the base of the plant, ensuring moisture reaches the root zone; allow excess water to drain away; water in the morning to reduce evaporation.
Watering Schedule Tips
Water deeply once the top inch of soil feels dry; reduce frequency in winter to prevent root rot.
Soil Improvement
Add perlite or coarse sand to improve drainage; incorporate organic matter like compost for fertility.
Temperature Stress Management
Signs of Temperature Issues
Wilting, yellowing leaves, or stunted growth in extreme heat; leaf drop or browning in cold stress.
Cold Stress
Low temperatures slow growth and can cause leaf damage or death if below freezing.
Solution: Move plants indoors or to a protected area before frost; use a heat mat for root protection in cold environments.
Hot Stress
Excessive heat can lead to wilting, leaf scorch, or reduced flowering.
Solution: Provide shade during peak heat; increase humidity with misting; ensure adequate watering.
Fertilizing Guide
Fertilizing Checklist
Check season; dilute fertilizer; water before feeding; avoid contact with leaves.
Fertilizing Method
Use a balanced liquid fertilizer diluted to half strength every 4–6 weeks during the growing season (spring to early fall); avoid fertilizing in winter.
Common Problems & Solutions
Toxicity Warning
Cats
Non-toxicHieracium umbellatum is generally considered non-toxic to cats. The plant does not contain compounds known to be harmful to felines.
⚡ Toxic If:
if eaten
Dogs
Non-toxicHieracium umbellatum is generally considered non-toxic to dogs. There are no significant toxic compounds present that would cause adverse effects in canines.
⚡ Toxic If:
if eaten
Humans
Slightly ToxicHieracium umbellatum contains small amounts of lactucarium, which can cause mild gastrointestinal discomfort and allergic reactions in sensitive individuals. The plant is not highly toxic but should be consumed with caution.
⚠️ Symptoms:
🌿 Toxic Parts:
⚡ Toxic If:
if eaten
Frequently Asked Questions
Q: Is Hieracium umbellatum toxic to pets?
A: Reliable information on toxicity to pets is not available.
Q: How does Hieracium umbellatum spread?
A: It spreads through rhizomes and seeds.
Q: Is Hieracium umbellatum suitable for beginners?
A: It requires moderate care, making it more suitable for intermediate gardeners.
Quick Reference
| Family: | Asteraceae |
| Care: | moderate |
| Light: | full sun to partial shade |
| Water: | every 7–10 days during activ |
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