Italian Stonecrop

telephium imperati

Also known as: ["Stonecrop","Mossy Stonecrop"]

Family: Crassulaceae Genus: Telephium Category: Succulents & Cacti

Overview

A low-growing succulent with fleshy, rounded leaves and star-shaped flowers, native to the Mediterranean region.

Benefits & Perks

["drought tolerant","deer resistant","low maintenance","wildlife attractant (bees, butterflies, birds)"]

Botanical Classification

Phylum: Magnoliophyta
Class: Magnoliopsida
Order: Saxifragales
Family: Crassulaceae
Genus: Telephium
Botanical Name: Telephium imperati

Plant Characteristics

Basic Information
  • Category: Succulents & Cacti
  • Suitable Location: rock gardens, coastal gardens, or sunny borders
  • Suitable For:
    Beginners Busy People (low Maintenance) Outdoor Landscapers Wildlife Supporters
  • Is Weed: No
  • Allergenicity: low
Environmental Needs
  • Climate: {"temperatureRange":"5–30°C"}
  • Hardiness: {"zones":"8–10"}
  • Misting: rarely required, only if ambient humidity is very low
  • Drainage: Fast-draining to prevent waterlogging.
  • Soil Type: Well-draining, sandy loam with organic matter; avoid heavy clay soils.
Maintenance Level
  • Maintenance Level: low
  • Toughness Level: high
  • Pruning Frequency: Annually in late winter or early spring; light pruning can be done as needed.
  • Pruning Intensity: Moderate; remove up to one-third of the plant if overgrown.
Care Details

Ideal Sunlight Coverage:
Full sun to partial shade; 6–8 hours of direct sunlight per day, with some afternoon shade in hot climates.

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

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

Care Requirements

Care Difficulty
easy

moderate

Sunlight

full sun to partial shade

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

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.

Use a mix of potting soil and sand; avoid compacted soil; ensure pots have drainage holes.

Temperature

Prefers moderate temperatures, 60–75°F (15–24°C); tolerates mild heat but avoids frost.

Avoid sudden temperature changes; protect from frost; monitor for heat stress signs.

Fertilizing

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

Fertilize sparingly to avoid salt buildup; apply after watering to prevent root burn; stop in fall/winter.

Propagation

Methods

Stem cuttings or division; stem cuttings are the most common method.

Step-by-Step Propagation Guide
  1. Take a 4–6 inch cutting.
  2. Remove lower leaves.
  3. Dip in rooting hormone.
  4. Plant in moist medium.
  5. Keep warm and humid.

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 recommended to encourage faster root development.

Timeline

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

Tools Needed

Pruning shears, rooting hormone, small pots, well-draining soil mix.

Quick Tips

Use healthy, non-flowering stems; maintain humidity with a plastic cover; avoid direct sunlight.

Pruning & Repotting

Pruning Guide
Method

Use clean cuts just above a leaf node or bud; remove crossing or crowded branches.

Pruning Plan

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

Tools

Pruning shears, sterilized scissors, gloves.

Checklist

Sterilize tools; prune dead/damaged growth; shape the plant; clean up debris.

Repotting Guide
Best Season

Spring, before the active growing season begins.

Pot Size

Increase pot size by 1–2 inches in diameter; ensure good drainage.

Method

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

Suggestions

Repot every 2–3 years or when roots fill the pot; beneficial for growth and soil freshness.

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 wetting foliage.
Watering Schedule Tips

Water thoroughly when 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 good aeration.

Temperature Stress Management
Signs of Temperature Issues

Wilting, leaf scorch, or stunted growth in excessive heat; leaf drop or cold damage in freezing temperatures.

Cold Stress

Low temperatures slow growth and can cause tissue damage or death in frost conditions.

Solution: Protect from frost with a cover; move potted plants indoors; avoid placing near cold drafts.

Hot Stress

Excessive heat can lead to dehydration, leaf burn, and reduced flowering.

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

Fertilizing Guide
Fertilizing Checklist

Use diluted fertilizer; 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; avoid fertilizing in winter.

Common Problems & Solutions

Yellow leaves in Telephium imperati may indicate nutrient deficiencies, overwatering, or pest infestations, affecting the plant's photosynthetic efficiency and overall health.

Wilting in Telephium imperati can result from water stress, either due to drought or overwatering, leading to reduced turgor pressure and impaired nutrient uptake.

Leaf spots on Telephium imperati are often caused by fungal or bacterial infections, leading to reduced photosynthesis and potential leaf drop.

Rotting, particularly root or stem rot, can occur in Telephium imperati due to excessive moisture or fungal pathogens, causing decay and eventual plant death.

Toxicity Warning

Cats
Slightly Toxic

Cats that ingest Telephium imperati may experience mild gastrointestinal irritation. While not highly toxic, the plant can cause mild adverse effects in felines.

⚠️ Symptoms:
vomiting diarrhea loss of appetite
🌿 Toxic Parts:
roots leaves
⚡ Toxic If:

if eaten

Keep cats away from the plant. Seek veterinary advice if ingestion is suspected or symptoms appear.
Dogs
Slightly Toxic

Ingestion of Telephium imperati by dogs may result in mild gastrointestinal upset. The plant is not considered highly toxic to canines but can cause discomfort.

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

if eaten

Monitor dogs closely if exposure occurs. Contact a veterinarian if symptoms persist or worsen.
Humans
Slightly Toxic

Telephium imperati contains compounds that can cause mild gastrointestinal distress when ingested. The plant's effects are generally not severe but can lead to discomfort in sensitive individuals.

⚠️ Symptoms:
nausea vomiting abdominal pain
🌿 Toxic Parts:
roots leaves
⚡ Toxic If:

if eaten

Avoid consumption of any part of the plant. Keep out of reach of children and pets.
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 Telephium imperati toxic to pets?

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

Q: How often should I water Telephium imperati?

A: Water sparingly, allowing the soil to dry out between waterings.

Q: Does this plant attract wildlife?

A: Yes, it attracts bees and butterflies with its flowers.

Quick Reference
Family: Crassulaceae
Care: easy
Light: full sun to partial shade
Water: every 7–10 days during activ
Suitable For: ["beginners","busy people (low maintenance)","outdoor landscapers","wildlife supporters (attracts bees, butterflies, birds)"]
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