Dwarf Broom

cytisus supinus

Also known as: ["Prostrate Broom","Creeping Broom"]

Family: Fabaceae Genus: Cytisus Category: Shrubs

Overview

A low-growing, deciduous shrub native to Europe, characterized by its small, bright green leaves and vibrant yellow flowers.

Benefits & Perks

["long-flowering","deer resistant","wildlife attractant (bees, butterflies, birds)","drought tolerant"]

Botanical Classification

Phylum: Magnoliophyta
Class: Magnoliopsida
Order: Fabales
Family: Fabaceae
Genus: Cytisus
Botanical Name: Cytisus supinus

Plant Characteristics

Basic Information
  • Category: Shrubs
  • Suitable Location: rock gardens, sunny borders, or containers
  • Suitable For:
    Outdoor Landscapers Wildlife Supporters
  • Is Weed: No
  • Allergenicity: low
Environmental Needs
  • Climate: {"temperatureRange":"–15–30°C"}
  • Hardiness: {"zones":"5–8"}
  • Misting: rarely required
  • Drainage: Fast-draining to prevent root rot.
  • Soil Type: Well-draining, sandy or loamy soil with some organic matter.
Maintenance Level
  • Maintenance Level: moderate
  • Toughness Level: high
  • Pruning Frequency: Annually, after flowering; light pruning can be done as needed.
  • Pruning Intensity: Moderate; remove up to one-third of old growth to rejuvenate the plant.
Care Details

Ideal Sunlight Coverage:
Full sun (6–8 hours of direct sunlight daily); tolerates partial shade in hot climates.

Sunlight Tolerance Tips:
Acclimate gradually if moving from shade to sun; protect from intense midday sun in hot regions; ensure good air circulation to prevent fungal issues.

Warning Signs: Yellowing leaves, root rot, or stunted growth indicate poor drainage or incorrect soil conditions.

Care Requirements

Care Difficulty
moderate

moderate

Sunlight

full sun

Rotate plant for even growth; use sheer curtains to filter intense light; avoid placing near reflective surfaces that increase light intensity.

Watering

every 7–10 days during active growth, reduce in winter

Water deeply but infrequently; avoid waterlogged soil; ensure good drainage.

Soil

well-drained, sandy or loamy soil

pH: Slightly acidic to neutral (pH 6.0–7.0).

Ensure pots have drainage holes; avoid heavy clay soils; use raised beds for outdoor planting.

Temperature

Prefers cool to moderate temperatures (50–70°F or 10–21°C); tolerates mild frosts but avoid prolonged freezing.

Avoid sudden temperature fluctuations; protect from cold drafts; maintain consistent temperatures during active growth.

Fertilizing

every 4–6 weeks during spring and summer

Fertilize lightly; apply before new growth emerges; flush soil occasionally to prevent salt buildup.

Propagation

Methods

Stem cuttings taken in late spring or early summer.

Step-by-Step Propagation Guide
  1. Take 4–6 inch cuttings.
  2. Remove lower leaves.
  3. Dip in rooting hormone.
  4. Plant in medium.
  5. Maintain humidity.

Best Time: Late spring to early summer when new growth is firm but not woody.

Environment

Warm (65–75°F or 18–24°C), humid environment with indirect light.

Medium

Peat-based mix with added perlite or sand for drainage.

Hormone

Rooting hormone is recommended to improve success rates.

Timeline

Roots may develop in 4–8 weeks; establish in new pots after 3–6 months.

Tools Needed

Pruning shears, rooting hormone, small pots, misting spray bottle.

Quick Tips

Use healthy, non-flowering stems; maintain consistent moisture; provide bottom heat if possible.

Pruning & Repotting

Pruning Guide
Method

Use clean, sharp tools; cut just above a leaf node or bud; avoid cutting into old wood.

Pruning Plan

Prune to maintain shape, encourage bushiness, and remove dead or weak growth.

Tools

Pruning shears, sterilizing solution, gloves.

Checklist

Sterilize tools; prune after flowering; remove dead/damaged growth; shape as desired.

Repotting Guide
Best Season

Early spring before new growth begins.

Pot Size

Move to a pot one size larger (1–2 inches in diameter increase).

Method

Use fresh, well-draining soil; gently tease out crowded roots; ensure pot has drainage holes.

Suggestions

Repot every 2–3 years or when roots fill the pot; beneficial for container-grown plants.

Checklist

Prepare new pot with drainage; remove plant gently; trim roots if needed; repot with fresh soil.

Advanced Care Tips

Watering Mastery
Watering Checklist

Check soil moisture before watering; water deeply; ensure drainage; avoid overhead watering.

How to Apply Water Properly

Water at the base of the plant, ensuring moisture reaches the root zone without wetting foliage. Water early in the day to allow foliage to dry.

Pro Tip: Use a drip irrigation system or a watering can with a narrow spout to target the root zone directly.
Watering Schedule Tips

Water sparingly, allowing soil to dry out between waterings. Reduce frequency in winter to prevent root rot.

Soil Improvement

Add perlite or coarse sand to improve drainage; incorporate compost for fertility.

Temperature Stress Management
Signs of Temperature Issues

Wilting, leaf drop, or browning leaf edges in excessive heat; stunted growth or leaf discoloration in cold stress.

Cold Stress

Low temperatures slow growth and can damage tender new growth; prolonged freezing may cause dieback.

Solution: Provide winter protection with mulch; move potted plants to a sheltered location; avoid overwatering in cold conditions.

Hot Stress

Excessive heat can cause leaf scorch, wilting, and reduced flowering; may lead to dehydration.

Solution: Provide afternoon shade; increase watering frequency; use mulch to retain soil moisture; improve air circulation.

Fertilizing Guide
Fertilizing Checklist

Use balanced fertilizer; apply in spring; avoid over-fertilizing; water before and after application.

Fertilizing Method

Use a balanced, slow-release fertilizer in early spring; avoid high-nitrogen formulas; do not fertilize in late autumn or winter.

Common Problems & Solutions

Yellowing leaves in Cytisus supinus may indicate nutrient deficiencies, overwatering, or pest infestations, affecting photosynthesis and overall plant health.

Wilting in Cytisus supinus can result from water stress, root damage, or pest infestations, leading to reduced turgor pressure and potential plant death if not addressed.

Leaf spots on Cytisus supinus may be caused by fungal or bacterial infections, leading to reduced photosynthetic efficiency and potential defoliation.

Rotting, particularly root rot, can occur in Cytisus supinus due to overwatering or poor drainage, leading to decay of root systems and eventual plant decline.

Toxicity Warning

Cats
Toxic

Cats are susceptible to the toxic effects of Cytisus supinus, particularly due to the alkaloid content. Ingestion can result in severe gastrointestinal distress and neurological symptoms, which may be life-threatening if not addressed promptly.

⚠️ Symptoms:
vomiting diarrhea lethargy tremors seizures difficulty breathing
🌿 Toxic Parts:
seeds flowers leaves
⚡ Toxic If:

if eaten

Prevent cats from accessing this plant. If ingestion is suspected, seek veterinary care without delay.
Dogs
Toxic

In dogs, ingestion of Cytisus supinus can lead to toxicosis due to the presence of alkaloids. These compounds can cause severe gastrointestinal upset and neurological symptoms, potentially leading to more serious systemic effects.

⚠️ Symptoms:
vomiting diarrhea lethargy tremors difficulty breathing seizures
🌿 Toxic Parts:
seeds flowers leaves
⚡ Toxic If:

if eaten

Keep dogs away from this plant. If ingestion occurs, contact a veterinarian immediately.
Humans
Toxic

Cytisus supinus contains toxic compounds, including alkaloids, which can cause significant physiological disturbances upon ingestion. These compounds interfere with the nervous system and can lead to severe gastrointestinal and cardiovascular effects.

⚠️ Symptoms:
nausea vomiting diarrhea abdominal pain dizziness weakness rapid heartbeat
🌿 Toxic Parts:
seeds flowers leaves
⚡ Toxic If:

if eaten

Avoid ingestion. Keep away from children and pets. Seek immediate medical attention if poisoning is suspected.
Important: Keep this plant out of reach of children and pets. If ingestion occurs, contact poison control or veterinary services immediately.

Frequently Asked Questions

Q: Is Cytisus supinus toxic to pets?

A: Yes, it is toxic to dogs and cats if ingested.

Q: Does this plant attract wildlife?

A: Yes, it attracts bees, butterflies, and birds due to its nectar-rich flowers.

Q: How often should I water Cytisus supinus?

A: Water sparingly, as it is drought-tolerant and prefers well-drained soil.

Quick Reference
Family: Fabaceae
Care: moderate
Light: full sun
Water: every 7–10 days during activ
Suitable For: ["outdoor landscapers","wildlife supporters (attracts bees, butterflies, birds)"]
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