Conical Catchfly

silene conica

Also known as: ["Conical Silene","Pyramid Catchfly"]

Family: Caryophyllaceae Genus: Silene Category: Flowers

Overview

A small, herbaceous plant with conical-shaped flowers, native to Europe and parts of Asia.

Benefits & Perks

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

Botanical Classification

Phylum: Magnoliophyta
Class: Magnoliopsida
Order: Caryophyllales
Family: Caryophyllaceae
Genus: Silene
Botanical Name: Silene conica

Plant Characteristics

Basic Information
  • Category: Flowers
  • Suitable Location: rock gardens, alpine troughs, or containers in full sun
  • Suitable For:
    Collectors & Enthusiasts Outdoor Landscapers Wildlife Supporters
  • Is Weed: No
  • Allergenicity: low
Environmental Needs
  • Climate: {"temperatureRange":"5–30°C"}
  • Hardiness: {"zones":"5–9"}
  • Misting: rarely required, only if ambient humidity is very low
  • Drainage: Fast-draining to prevent waterlogging.
  • Soil Type: Well-draining, slightly sandy soil with some organic matter.
Maintenance Level
  • Maintenance Level: moderate
  • Toughness Level: moderate
  • Pruning Frequency: As needed, typically after flowering or every 2–3 months to maintain shape.
  • Pruning Intensity: Light to moderate; avoid heavy pruning unless necessary to control size.
Care Details

Ideal Sunlight Coverage:
Bright indirect light for 6–8 hours daily; can tolerate some direct morning sun but avoid harsh afternoon sun.

Sunlight Tolerance Tips:
Acclimate gradually to direct sunlight; protect from intense midday sun; adjust placement based on indoor/outdoor conditions.

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

Care Requirements

Care Difficulty
moderate

moderate

Sunlight

full sun to partial shade

Rotate plant for even light exposure; use sheer curtains to filter intense light; avoid placing near hot windows.

Watering

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

Water deeply but infrequently; ensure soil dries between waterings; avoid overwatering.

Soil

well-draining, sandy loam with some organic matter

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

Ensure pots have drainage holes; avoid heavy clay soils; amend with organic matter for better texture.

Temperature

Prefers cool to moderate temperatures (60–75°F or 15–24°C); tolerates cooler nights but avoid frost.

Avoid sudden temperature changes; protect from drafts; maintain consistent room temperature.

Fertilizing

every 4–6 weeks during growing season, none in winter

Dilute fertilizer to prevent burn; fertilize only when actively growing; flush soil occasionally to prevent salt buildup.

Propagation

Methods

Stem cuttings or seed propagation; stem cuttings are more common for home growers.

Step-by-Step Propagation Guide
  1. Take a 4–6 inch cutting.
  2. Remove lower leaves.
  3. Dip in rooting hormone (optional).
  4. Plant in moist medium.
  5. Cover with a plastic bag to maintain humidity.

Best Time: Spring or early summer when the plant is actively growing.

Environment

Warm, humid environment with indirect light; maintain consistent moisture.

Medium

Well-draining potting mix such as a mix of peat, perlite, and sand.

Hormone

Rooting hormone is optional but can improve success rates.

Timeline

Roots may develop in 2–4 weeks; new growth may appear in 6–8 weeks.

Tools Needed

Pruning shears, rooting hormone, plastic bag, well-draining potting mix.

Quick Tips

Use healthy, non-flowering stems; keep soil consistently moist but not waterlogged; provide indirect light.

Pruning & Repotting

Pruning Guide
Method

Pinch back tips to encourage branching; trim back leggy stems to promote fuller growth.

Pruning Plan

Prune to maintain shape, encourage bushier growth, and remove dead or diseased parts.

Tools

Clean, sharp pruning shears or scissors.

Checklist

Sanitize tools; prune dead or yellowing leaves; shape the plant; avoid over-pruning.

Repotting Guide
Best Season

Spring, before the active growing season begins.

Pot Size

Choose a pot one size larger (1–2 inches wider in diameter) than the current one.

Method

Remove plant gently; trim any circling roots; place in a new pot with fresh soil; water lightly after repotting.

Suggestions

Repot every 1–2 years or when roots fill the pot; beneficial for root health and growth.

Checklist

Check root bound status; prepare new pot with drainage; trim roots if necessary; use fresh soil mix.

Advanced Care Tips

Watering Mastery
Watering Checklist

Check soil moisture; water deeply; ensure drainage; adjust for season.

How to Apply Water Properly

Water at the base of the plant, ensuring even 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 target the soil directly at the base of the plant.
Watering Schedule Tips

Water thoroughly when the top inch of soil is dry; 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, yellowing leaves, or stunted growth in extreme heat or cold; bud drop in fluctuating temperatures.

Cold Stress

Slows growth, may cause leaf drop, and can lead to root damage if temperatures drop below 50°F (10°C).

Solution: Move to a warmer location; insulate pots; avoid placing near drafty windows or doors.

Hot Stress

Leaves may scorch, wilt, or drop; growth may slow due to excessive heat and water loss.

Solution: Provide shade during peak heat; increase humidity; water more frequently but avoid waterlogging.

Fertilizing Guide
Fertilizing Checklist

Check growth phase; dilute fertilizer; apply to moist soil; avoid winter feeding.

Fertilizing Method

Use a balanced liquid fertilizer diluted to half strength every 4–6 weeks during the growing season (spring and summer); avoid fertilizing in winter.

Common Problems & Solutions

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

Wilting in Silene conica can result from water stress, either due to drought or overwatering, leading to impaired nutrient uptake and potential root damage.

Leaf spots on Silene conica may be caused by fungal or bacterial pathogens, leading to reduced photosynthetic efficiency and potential leaf drop.

Rotting, particularly root or stem rot, in Silene conica is often caused by excessive moisture and poor drainage, leading to decay and plant death.

Toxicity Warning

Cats
Slightly Toxic

Cats may experience mild gastrointestinal upset if they ingest Silene conica. The plant's saponins can cause discomfort, but severe toxicity is rare.

⚠️ Symptoms:
vomiting diarrhea depression
🌿 Toxic Parts:
entire plant
⚡ Toxic If:

if eaten

Prevent cats from accessing the plant. Seek veterinary advice if ingestion is suspected.
Dogs
Slightly Toxic

In dogs, ingestion of Silene conica can lead to mild gastrointestinal upset due to the presence of saponins. While not typically life-threatening, ingestion should be avoided.

⚠️ Symptoms:
vomiting diarrhea lethargy
🌿 Toxic Parts:
entire plant
⚡ Toxic If:

if eaten

Keep pets away from the plant. If ingestion occurs, consult a veterinarian.
Humans
Slightly Toxic

Silene conica contains saponins and other compounds that can cause mild gastrointestinal distress upon ingestion. The plant's effects are generally not severe but can lead to discomfort in humans.

⚠️ Symptoms:
nausea vomiting diarrhea
🌿 Toxic Parts:
entire plant
⚡ Toxic If:

if eaten

Avoid ingestion. Wash hands after handling the plant to prevent accidental transfer to the mouth.
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 Silene conica toxic to pets?

A: There is insufficient data on its toxicity to pets.

Q: How tall does Silene conica grow?

A: It typically grows to about 15-30 cm in height.

Q: Does Silene conica require full sun?

A: It prefers partial shade to full sun, depending on the climate.

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