Sea Purslane
sesuvium portulacastrum
Also known as: ["Seaside Purslane","Sesuvium"]
Overview
A low-growing, succulent perennial plant native to coastal regions, known for its fleshy leaves and ability to thrive in saline environments.
Benefits & Perks
["drought tolerant","salt tolerant","low maintenance","wildlife attractant (bees, butterflies, birds)"]
Botanical Classification
| Phylum: | Magnoliophyta |
| Class: | Magnoliopsida |
| Order: | Caryophyllales |
| Family: | Aizoaceae |
| Genus: | Sesuvium |
| Botanical Name: | Sesuvium portulacastrum |
Plant Characteristics
Basic Information
- Category: Succulents & Cacti
- Suitable Location: coastal gardens, rockeries, or containers in full sun
- Suitable For:
- Is Weed: No
- Allergenicity: low
Environmental Needs
- Climate: {"temperatureRange":"10–35°C"}
- Hardiness: {"zones":"8–11"}
- Misting: rarely required, only if ambient humidity is very low
- Drainage: Fast-draining to prevent waterlogging.
- Soil Type: Well-draining, sandy or loamy soil with some organic matter.
Maintenance Level
- Maintenance Level: very low
- Toughness Level: high
- Pruning Frequency: As needed, typically every 2–3 months or after flowering.
- Pruning Intensity: Light to moderate; avoid heavy pruning unless necessary.
Care Details
Ideal Sunlight Coverage:
Full sun (6–8 hours/day); tolerates partial shade but may become leggy.
Sunlight Tolerance Tips:
Acclimate new plants gradually to full sun; protect from intense midday sun in hot climates; adjust placement based on light intensity.
Care Requirements
Care Difficulty
easyeasy
Sunlight
full sun
Rotate plant for even growth; provide shade during peak summer heat; monitor for sunburn.
Watering
every 7–10 days during active growth, less frequently in dormant periods
Water thoroughly but infrequently; ensure soil dries between waterings; avoid overwatering.
Soil
well-draining, sandy or loamy soil
pH: Slightly acidic to neutral (pH 6.0–7.0).
Use a mix of sand and peat; avoid heavy clay soils; ensure pots have drainage holes.
Temperature
Thrives in warm conditions (65–90°F/18–32°C); prefers stable temperatures; sensitive to frost.
Avoid sudden temperature changes; protect from frost; ensure good air circulation.
Fertilizing
every 2–3 months with balanced, slow-release fertilizer
Fertilize in spring/summer only; dilute fertilizer to prevent burn; apply to moist soil.
Propagation
Methods
Stem cuttings; division of clumps.
Step-by-Step Propagation Guide
- Take cuttings.
- Remove lower leaves.
- Plant in medium.
- Keep moist.
- Provide warmth.
Best Time: Spring or early summer when growth is active.
Environment
Warm, humid conditions with indirect light.
Medium
Well-draining mix (e.g., perlite and peat moss).
Hormone
Optional but can speed up rooting.
Timeline
Roots develop in 2–4 weeks; new growth in 6–8 weeks.
Tools Needed
Pruning shears, rooting hormone, small pots, well-draining mix.
Quick Tips
Use healthy, non-flowering stems; keep soil consistently moist; provide bottom heat for faster rooting.
Pruning & Repotting
Pruning Guide
Method
Pinch back tips or cut stems just above a leaf node.
Pruning Plan
Remove dead or leggy growth to encourage bushier form; shape as needed.
Tools
Pruning shears, sharp knife.
Checklist
Sterilize tools; prune dead growth; shape plant; dispose of clippings.
Repotting Guide
Best Season
Spring, before active growth begins.
Pot Size
One size larger pot (e.g., +2 inches in diameter).
Method
Remove plant gently; trim roots if needed; place in new pot with fresh soil; water lightly.
Suggestions
Repot every 1–2 years or when roots fill the pot; beneficial for growth and health.
Checklist
Choose appropriate pot; prepare new soil; handle roots carefully; water after repotting.
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 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 is 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 drop, or stunted growth in cold; scorching or leaf curl in excessive heat.
Cold Stress
Growth slows or halts; leaves may turn yellow or brown; risk of frost damage.
Solution: Move to a warmer location; provide frost protection; avoid cold drafts.
Hot Stress
Leaves may wilt, scorch, or drop; growth may slow; soil dries out quickly.
Solution: Provide shade during peak heat; increase watering frequency; use mulch to retain moisture.
Fertilizing Guide
Fertilizing Checklist
Use balanced fertilizer; dilute properly; apply during growing season; avoid winter feeding.
Fertilizing Method
Use a balanced, water-soluble fertilizer diluted to half strength; fertilize every 4–6 weeks during growing season; avoid fertilizing in winter.
Common Problems & Solutions
Toxicity Warning
Cats
Slightly ToxicCats may experience mild gastrointestinal issues if they consume significant amounts of Sesuvium portulacastrum. The plant is not considered highly toxic but should be consumed sparingly.
⚠️ Symptoms:
🌿 Toxic Parts:
⚡ Toxic If:
if eaten in large quantities
Dogs
Slightly ToxicIngestion of large amounts of Sesuvium portulacastrum may lead to mild gastrointestinal upset in dogs. The plant is not typically harmful in small quantities.
⚠️ Symptoms:
🌿 Toxic Parts:
⚡ Toxic If:
if eaten in large quantities
Humans
Slightly ToxicSesuvium portulacastrum contains compounds that can cause mild gastrointestinal distress when ingested in significant amounts. The plant is generally considered safe for topical use but may cause irritation in sensitive individuals.
⚠️ Symptoms:
🌿 Toxic Parts:
⚡ Toxic If:
if eaten in large quantities
Frequently Asked Questions
Q: Is Sea Purslane edible?
A: Yes, the leaves are edible and can be used in salads or cooked as a potherb.
Q: Does Sea Purslane require much water?
A: No, it is highly drought-tolerant and thrives in dry, saline conditions.
Q: Does Sea Purslane attract wildlife?
A: Yes, it attracts bees, butterflies, and birds due to its flowers and habitat suitability.
Quick Reference
| Family: | Aizoaceae |
| Care: | easy |
| Light: | full sun |
| Water: | every 7–10 days during activ |
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