Small Teasel

dipsacus pilosus

Also known as: ["Small Teasel"]

Family: Caprifoliaceae Genus: Dipsacus Category: Flowers

Overview

A biennial herbaceous plant with spiny stems and leaves, known for its distinctive flower heads.

Benefits & Perks

["wildlife attractant (bees, butterflies, birds)","aesthetic foliage","seasonal color change"]

Botanical Classification

Phylum: Magnoliophyta
Class: Magnoliopsida
Order: Dipsacales
Family: Caprifoliaceae
Genus: Dipsacus
Botanical Name: Dipsacus pilosus

Plant Characteristics

Basic Information
  • Category: Flowers
  • Suitable Location: garden bed in a location with good air circulation
  • Suitable For:
    Collectors & Enthusiasts Outdoor Landscapers Wildlife Supporters
  • Is Weed: No
  • Allergenicity: low
Environmental Needs
  • Climate: {"temperatureRange":"5–30°C"}
  • Hardiness: {"zones":"4–9"}
  • Misting: rarely required, only if ambient humidity is very low
  • Drainage: Fast-draining to prevent waterlogging.
  • Soil Type: Well-draining, loamy soil with added organic matter; can tolerate slightly sandy conditions.
Maintenance Level
  • Maintenance Level: moderate
  • Toughness Level: moderate
  • Pruning Frequency: Annually in late winter or early spring before new growth begins.
  • Pruning Intensity: Moderate; remove up to one-third of old growth to rejuvenate the plant.
Care Details

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

Sunlight Tolerance Tips:
Acclimate plants gradually to intense sunlight; protect from harsh afternoon sun to prevent scorching; adjust placement based on seasonal light changes.

Warning Signs: Yellowing leaves, root rot, or stunted growth may indicate poor soil drainage or nutrient issues.

Care Requirements

Care Difficulty
moderate

moderate

Sunlight

full sun to partial shade

Rotate plant for even growth; provide shade during peak summer heat; monitor for signs of sunburn.

Watering

every 7–10 days, allowing soil to dry between waterings

Water thoroughly but infrequently; ensure soil dries between waterings; avoid wetting foliage.

Soil

well-drained, loamy soil with moderate organic content

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

Avoid heavy clay soils; ensure pots have drainage holes; test soil pH periodically.

Temperature

Prefers cool to moderate temperatures (60–75°F or 15–24°C); can tolerate cooler nights and mild frosts.

Avoid sudden temperature fluctuations; protect from drafts; maintain consistent indoor temperatures.

Fertilizing

every 4–6 weeks during active growth with balanced liquid fertilizer

Apply fertilizer after watering to prevent root burn; stop feeding in late autumn; use organic options for gentle nutrients.

Propagation

Methods

Stem cuttings or division; seeds can also be used but may take longer to establish.

Step-by-Step Propagation Guide
  1. Take a healthy cutting.
  2. Remove lower leaves.
  3. Dip in rooting hormone (optional).
  4. Plant in medium.
  5. 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 in the medium.

Medium

Well-draining potting mix with perlite or sand; can also root in water initially.

Hormone

Rooting hormone is optional but recommended for faster root development.

Timeline

Roots may develop in 3–6 weeks; new growth typically appears within 2–3 months.

Tools Needed

Pruning shears, rooting hormone, small pots, well-draining medium.

Quick Tips

Use healthy, non-flowering stems; keep cuttings out of direct sun; maintain humidity around cuttings.

Pruning & Repotting

Pruning Guide
Method

Cut stems back to a healthy bud or branch; remove any crossing or crowded stems.

Pruning Plan

Prune to maintain shape, encourage bushier growth, and remove dead or damaged stems.

Tools

Pruning shears, sterilizing solution, gloves.

Checklist

Sterilize tools; prune during dormancy; remove dead/damaged growth; shape the plant.

Repotting Guide
Best Season

Early spring before the growing season begins.

Pot Size

Increase pot size by 2–3 inches in diameter; ensure good drainage.

Method

Remove plant gently; trim any circling roots; place in a slightly larger pot with fresh soil; water lightly.

Suggestions

Repot every 2–3 years or when roots fill the container; beneficial for root health and growth.

Checklist

Choose appropriate pot size; 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.

Pro Tip: Use a watering can with a narrow spout to direct water to the roots without disturbing the soil surface.
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 sand for drainage; incorporate compost for fertility; ensure soil is loose and airy.

Temperature Stress Management
Signs of Temperature Issues

Wilting, yellowing leaves, stunted growth, or browning leaf edges.

Cold Stress

Slows growth and may cause leaf drop; prolonged exposure to freezing temperatures can damage roots.

Solution: Provide frost protection in winter; move potted plants indoors; use mulch to insulate roots.

Hot Stress

Leaves may wilt, curl, or scorch; growth may slow under excessive heat.

Solution: Provide shade during peak heat; increase watering frequency; use mulch to retain soil moisture.

Fertilizing Guide
Fertilizing Checklist

Check fertilizer type; dilute correctly; apply during active growth; avoid winter feeding.

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

Yellowing leaves in Dipsacus pilosus may indicate nutrient deficiencies, such as nitrogen or iron, water stress, or pest infestations, affecting overall plant health and photosynthetic efficiency.

Wilting in Dipsacus pilosus is often a sign of water stress, either due to drought conditions or root damage, which can impair nutrient uptake and lead to plant decline if not addressed.

Leaf spots on Dipsacus pilosus are typically caused by fungal or bacterial pathogens, resulting in reduced photosynthetic area, potential defoliation, and weakened plant structure.

Rotting, particularly root or stem rot, in Dipsacus pilosus is commonly caused by overwatering or fungal pathogens, leading to decay of plant tissues, impaired water transport, and eventual plant death.

Toxicity Warning

Cats
Slightly Toxic

Cats may experience mild gastrointestinal distress if they consume Dipsacus pilosus, primarily due to the saponins found in the roots and leaves.

⚠️ Symptoms:
vomiting diarrhea depression
🌿 Toxic Parts:
roots leaves
⚡ Toxic If:

if eaten

Prevent cats from accessing Dipsacus pilosus. Seek veterinary advice if ingestion is suspected.
Dogs
Slightly Toxic

In dogs, ingestion of Dipsacus pilosus can lead to mild gastrointestinal upset due to the presence of saponins in the roots and leaves.

⚠️ Symptoms:
vomiting diarrhea lethargy
🌿 Toxic Parts:
roots leaves
⚡ Toxic If:

if eaten

Keep dogs away from Dipsacus pilosus. If ingestion occurs, consult a veterinarian.
Humans
Slightly Toxic

Dipsacus pilosus contains compounds that can cause mild gastrointestinal irritation when ingested. The plant's roots and leaves contain saponins, which may lead to discomfort in some individuals.

⚠️ Symptoms:
nausea stomach discomfort diarrhea
🌿 Toxic Parts:
roots leaves
⚡ Toxic If:

if eaten

Avoid consuming Dipsacus pilosus. Wash hands after handling to prevent accidental ingestion.
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 Dipsacus pilosus toxic to pets?

A: No, it is non-toxic to dogs and cats.

Q: What are the common problems with Small Teasel?

A: Common issues include yellow leaves, stunted growth, and fungal growth.

Q: Does Small Teasel attract wildlife?

A: Yes, it attracts bees, butterflies, and birds.

Quick Reference
Family: Caprifoliaceae
Care: moderate
Light: full sun to partial shade
Water: every 7–10 days, allowing so
Suitable For: ["collectors/enthusiasts","outdoor landscapers","wildlife supporters (attracts bees, butterflies, birds)"]
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