Sweetbroom
frankenia laevis
Also known as: ["Low Tidemallow","Coastal Frankenia"]
Overview
A low-growing, evergreen shrub native to coastal regions, known for its small, pinkish-white flowers and salt tolerance.
Benefits & Perks
["drought tolerant","salt tolerant","wildlife attractant (bees, butterflies, birds)"]
Botanical Classification
| Phylum: | Magnoliophyta |
| Class: | Magnoliopsida |
| Order: | Caryophyllales |
| Family: | Frankeniaceae |
| Genus: | Frankenia |
| Botanical Name: | Frankenia laevis |
Plant Characteristics
Basic Information
- Category: Shrubs
- Suitable Location: rock gardens, coastal areas, or dry, sunny borders
- Suitable For:
- Is Weed: No
- Allergenicity: low
Environmental Needs
- Climate: {"temperatureRange":"5–35°C"}
- Hardiness: {"zones":"8–10"}
- Misting: rarely required, only if ambient humidity is very low
- Drainage: Fast-draining to prevent root rot.
- Soil Type: Well-draining, sandy or loamy soil with some organic matter.
Maintenance Level
- Maintenance Level: low
- Toughness Level: high
- Pruning Frequency: Annually in late winter or early spring.
- Pruning Intensity: Moderate; remove up to one-third of old growth.
Care Details
Ideal Sunlight Coverage:
Full sun (6–8 hours/day); tolerates partial shade in hot climates.
Sunlight Tolerance Tips:
Acclimate gradually to intense sunlight; protect from harsh afternoon sun in arid regions; place in brightest spot indoors.
Care Requirements
Care Difficulty
easymoderate
Sunlight
full sun to partial shade
Rotate plant for even light; use sheer curtains to filter intense sun; avoid shaded corners.
Watering
every 7–10 days during active growth, reduce in winter
Water thoroughly but infrequently; ensure soil dries between waterings; avoid overwatering.
Soil
well-draining, sandy or loamy soil
pH: Slightly acidic to neutral (6.0–7.0).
Ensure soil dries between waterings; avoid heavy clay soils; amend with grit if needed.
Temperature
Prefers 60–85°F (15–29°C); tolerates mild frosts but thrives in warm conditions.
Avoid sudden temperature shifts; protect from drafts; maintain consistent warmth.
Fertilizing
every 4–6 weeks during growing season
Fertilize lightly; stop in dormant periods; flush soil occasionally to prevent buildup.
Propagation
Methods
Stem cuttings or division.
Step-by-Step Propagation Guide
- Take cuttings.
- Apply hormone.
- Plant in medium.
- Keep moist.
- Wait for roots.
Best Time: Spring or early summer when plant is actively growing.
Environment
Warm, humid, and bright indirect light.
Medium
Well-draining mix like perlite and peat moss.
Hormone
Optional but recommended for faster rooting.
Timeline
Roots in 3–6 weeks; establish in 2–3 months.
Tools Needed
Pruners, rooting hormone, small pots, misting spray bottle.
Quick Tips
Use healthy, non-flowering stems; maintain humidity with a cover; avoid overwatering.
Pruning & Repotting
Pruning Guide
Method
Selective pruning of stems to shape plant; avoid cutting into old wood.
Pruning Plan
Remove dead or overgrown stems to maintain shape and encourage bushiness.
Tools
Pruning shears, gloves, disinfectant.
Checklist
Sterilize tools; prune dead/damaged stems; shape plant; clean up debris.
Repotting Guide
Best Season
Spring, before new growth begins.
Pot Size
One size larger pot; ensure good drainage holes.
Method
Remove plant gently; trim roots if needed; repot in fresh, well-draining soil; water lightly.
Suggestions
Repot every 2–3 years or when roots fill the pot; improves growth and drainage.
Checklist
Choose appropriate pot; prepare fresh 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.
Temperature Stress Management
Signs of Temperature Issues
Wilting, leaf drop, or browning edges in extreme heat or cold.
Cold Stress
Slows growth; may suffer leaf damage or dieback in prolonged freezing temperatures.
Solution: Move to a sheltered location; apply mulch for insulation; protect from frost.
Hot Stress
Leaves may scorch, wilt, or drop in excessive heat without adequate water.
Solution: Provide shade during peak sun; increase watering; use evaporative cooling if possible.
Fertilizing Guide
Fertilizing Checklist
Use diluted fertilizer; apply during active growth; cease in winter.
Fertilizing Method
Use a balanced, water-soluble fertilizer diluted to half strength every 4–6 weeks during growing season; avoid fertilizing in winter.
Common Problems & Solutions
Toxicity Warning
Cats
Non-toxicFrankenia laevis is not known to be toxic to cats. There are no reported adverse effects from ingestion or contact with this plant.
⚡ Toxic If:
not applicable
Dogs
Non-toxicFrankenia laevis is not known to be toxic to dogs. There are no reported adverse effects from ingestion or contact with this plant.
⚡ Toxic If:
not applicable
Humans
Non-toxicFrankenia laevis is not known to exhibit toxic properties to humans under normal conditions. It is generally considered safe for handling and consumption.
⚡ Toxic If:
not applicable
Frequently Asked Questions
Q: Is Frankenia laevis suitable for coastal gardens?
A: Yes, it is highly salt-tolerant and thrives in coastal conditions.
Q: How often should I water Frankenia laevis?
A: Water sparingly, as it is drought-tolerant and prefers well-drained soil.
Q: Does Frankenia laevis attract wildlife?
A: Yes, it attracts bees and butterflies with its flowers.
Quick Reference
| Family: | Frankeniaceae |
| Care: | easy |
| Light: | full sun to partial shade |
| Water: | every 7–10 days during activ |
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