About Moses-in-the-Cradle
Moses-in-the-Cradle Introduction
Moses-in-the-Cradle (Tradescantia spathacea) is a striking tropical plant native to Mexico, Belize, and Guatemala. This evergreen perennial is known for its distinctive rosette growth pattern, forming clumps of sword-shaped leaves that can reach up to 12 inches in length. The leaves are dark green on the upper surface and vibrant purple on the underside, creating a stunning visual contrast.
One of the most notable features of Moses-in-the-Cradle is its unique flowering structure. The plant produces small white flowers nestled within boat-shaped bracts, which are typically a deep purple or reddish color. This arrangement gives the plant its common name, as the flowers appear to be cradled within the colorful bracts, reminiscent of the biblical story of baby Moses in a basket.
Moses-in-the-Cradle is highly valued as an ornamental plant due to its attractive foliage and relatively low maintenance requirements. It can be grown both indoors and outdoors in suitable climates, making it a versatile choice for gardeners and plant enthusiasts. The plant has also gained popularity for its air-purifying qualities, as it can help remove indoor air pollutants, contributing to a healthier living environment.
Moses-in-the-Cradle Care & Growing Guide
Caring for Moses-in-the-Cradle (Tradescantia spathacea) is relatively straightforward, making it an excellent choice for both novice and experienced plant enthusiasts. This tropical plant thrives in conditions that mimic its native habitat, requiring attention to light, water, and humidity levels to ensure optimal growth and vibrant foliage.
When it comes to lighting, Moses-in-the-Cradle prefers bright, indirect light. While it can tolerate some direct sunlight, especially in the morning or late afternoon, prolonged exposure to intense sun can scorch its leaves. Indoors, place the plant near a north or east-facing window for ideal light conditions. If grown outdoors, provide partial shade to protect it from the harsh midday sun.
Watering is crucial for the health of Moses-in-the-Cradle. The plant prefers consistently moist soil but is susceptible to root rot if overwatered. Allow the top inch of soil to dry out between waterings, and ensure proper drainage to prevent water from standing around the roots. During the growing season (spring and summer), water more frequently, reducing watering in the fall and winter when growth slows. Humidity is also important for this tropical plant, so consider misting the leaves regularly or placing a humidity tray nearby to maintain adequate moisture levels in the air.
Soil
Moses-in-the-Cradle thrives in well-draining, rich, and slightly acidic soil with a pH range of 6.1 to 6.5. The ideal soil composition should be a mix of peat moss, perlite, and regular potting soil to ensure good drainage and aeration. This plant prefers soil that retains some moisture but doesn’t become waterlogged.
For optimal growth, incorporate organic matter such as compost or well-rotted manure into the soil to improve fertility and structure. The soil should be loose and friable to allow for easy root penetration and growth.
Soil problems to watch out for include:
1. Poor drainage: Can lead to root rot and fungal diseases.
2. Compaction: Restricts root growth and oxygen availability.
3. Inappropriate pH: Can affect nutrient availability and uptake.
4. Salt build-up: Often caused by over-fertilization, can damage roots.
5. Nutrient deficiencies: May result in yellowing leaves or stunted growth.
6. Root boundness: Can occur if the plant outgrows its container, restricting growth.
To address these issues, ensure proper drainage, regularly aerate the soil, monitor pH levels, flush the soil occasionally to prevent salt build-up, and repot when necessary. The health and growth of Moses-in-the-Cradle are directly influenced by soil quality, so maintaining optimal soil conditions is crucial for the plant’s overall well-being.
Fertilizer
Moses-in-the-Cradle benefits from regular fertilization during its active growing season (spring and summer). Use a balanced, water-soluble fertilizer with an NPK ratio of 10-10-10 or 20-20-20, diluted to half strength.
Fertilization schedule:
– Apply fertilizer every 2-4 weeks during spring and summer
– Reduce to monthly applications in fall
– Cease fertilization in winter when growth slows
Signs of over-fertilization:
– Brown or burned leaf tips
– Wilting despite adequate watering
– White crust on soil surface
– Stunted growth
Signs of under-fertilization:
– Pale or yellowing leaves
– Slow growth
– Smaller than normal leaves
Organic fertilizer alternatives:
– Compost tea
– Worm castings
– Fish emulsion (use sparingly due to strong odor)
Specific nutrient requirements:
Moses-in-the-Cradle generally doesn’t have unique nutrient needs, but it may benefit from slightly higher nitrogen levels to promote lush foliage growth. If leaves show interveinal chlorosis (yellowing between veins), it may indicate an iron deficiency, which can be addressed with an iron supplement or by adjusting soil pH.
Watering
Moses-in-the-Cradle prefers consistently moist soil but is susceptible to root rot if overwatered. Allow the top inch of soil to dry out between waterings. Water thoroughly until water drains from the bottom of the pot, discarding any excess water in the saucer.
Water quality: This plant is not particularly fussy about water quality, but if possible, use filtered or rainwater to avoid chemical build-up from tap water.
Signs of underwatering:
– Drooping or wilting leaves
– Dry, crispy leaf edges
– Slower growth
Signs of overwatering:
– Yellowing leaves
– Soft, mushy stems near the soil line
– Mold on the soil surface
Seasonal changes: Water more frequently during the growing season (spring and summer) and reduce watering in fall and winter when growth slows. In winter, allow the soil to dry out slightly more between waterings to prevent root rot.
Growth stage considerations: Young plants and those actively producing new growth may require more frequent watering than mature, established plants.
Lighting
Moses-in-the-Cradle thrives in bright, indirect light. It can tolerate some direct sunlight, particularly in the morning or late afternoon, but should be protected from intense midday sun. Indoors, place the plant near a north or east-facing window for ideal light conditions.
Signs of insufficient light include:
– Elongated, leggy growth
– Fading of the purple undersides of leaves
– Slower overall growth
Signs of excessive light exposure include:
– Scorched or bleached leaves
– Curling or crisping of leaf edges
– Wilting despite adequate watering
If natural light conditions are suboptimal, consider using artificial grow lights to supplement. Fluorescent or LED grow lights can be effective for Moses-in-the-Cradle. Position the lights about 6-12 inches above the plant and provide 12-14 hours of light per day. Rotate the plant regularly to ensure even growth and prevent leaning towards the light source.
Temperature
Moses-in-the-Cradle thrives in temperatures between 60-80Β°F (15-27Β°C). It can tolerate brief periods outside this range but prolonged exposure to extreme temperatures can cause stress and damage.
Ideal temperature range: 65-75Β°F (18-24Β°C)
Minimum temperature: 50Β°F (10Β°C)
Maximum temperature: 90Β°F (32Β°C)
Temperature fluctuation tolerance: Moses-in-the-Cradle can handle minor temperature fluctuations but sudden, dramatic changes should be avoided.
Cold sensitivity: Protect from drafts and cold windows in winter. Exposure to temperatures below 50Β°F (10Β°C) can cause leaf damage and growth stunting.
Heat sensitivity: While tolerant of warm temperatures, extreme heat can cause leaf scorching and increased water loss.
Protection tips:
1. Move plants away from cold windows or drafty areas in winter
2. Use a humidity tray to moderate temperature and increase humidity
3. Provide shade or move to a cooler spot during heatwaves
4. Avoid placing near heating vents or air conditioners
Maintaining a consistent temperature within the ideal range will promote healthy growth and vibrant foliage for Moses-in-the-Cradle.
Humidity
Moses-in-the-Cradle prefers moderate to high humidity levels, ideally between 50-70%. This tropical plant thrives in environments that mimic its native habitat.
To increase humidity:
1. Use a pebble tray filled with water placed beneath the pot
2. Group plants together to create a microclimate
3. Use a room humidifier
4. Mist the leaves regularly, preferably in the morning
To decrease humidity (rarely necessary):
1. Improve air circulation with fans
2. Reduce misting and other humidity-increasing methods
Symptoms of low humidity stress:
– Brown, crispy leaf edges
– Curling leaves
– Increased susceptibility to spider mites
Symptoms of high humidity stress (uncommon):
– Fungal growth on leaves or soil
– Soft, mushy growth
Misting is generally effective for this species, but a pebble tray or room humidifier may provide more consistent humidity levels. In very dry environments, a combination of methods may be necessary to maintain optimal humidity for Moses-in-the-Cradle.
Propagation
Moses-in-the-Cradle can be propagated through division, stem cuttings, or leaf cuttings. Here’s a step-by-step guide for each method:
1. Division:
1. Remove the plant from its pot
2. Gently separate the root ball into smaller sections
3. Ensure each section has roots and several leaves
4. Replant each division in fresh potting mix
5. Water thoroughly and place in a warm, bright location
2. Stem Cuttings:
1. Cut a 4-6 inch stem just below a leaf node
2. Remove lower leaves, leaving 2-3 at the top
3. Dip the cut end in rooting hormone (optional)
4. Plant the cutting in moist potting mix
5. Cover with a clear plastic bag to maintain humidity
6. Place in bright, indirect light
7. Roots should develop in 2-4 weeks
3. Leaf Cuttings:
1. Select a healthy leaf and cut it off at the base
2. Cut the leaf into 2-inch sections, each with a vein
3. Dip the cut ends in rooting hormone
4. Insert the cuttings vertically into moist potting mix
5. Cover with a clear plastic bag
6. Place in bright, indirect light
7. New plants should emerge from the base of the cuttings in 4-8 weeks
Comparison of success rates:
– Division: Highest success rate, quickest to establish
– Stem cuttings: High success rate, relatively quick
– Leaf cuttings: Moderate success rate, slowest method
Best time to propagate: Spring or early summer
Establishment time:
– Division: 2-4 weeks
– Stem cuttings: 4-6 weeks
– Leaf cuttings: 8-12 weeks
Potting
Moses-in-the-Cradle requires well-draining pots with adequate drainage holes. Terracotta or ceramic pots are ideal as they allow excess moisture to evaporate. Choose a pot that is 1-2 inches larger in diameter than the current root ball when repotting.
Soil composition:
– 2 parts peat moss or coco coir
– 1 part perlite or coarse sand
– 1 part regular potting soil
Repotting frequency:
– Young plants: Annually in spring
– Mature plants: Every 2-3 years or when rootbound
Signs that repotting is needed:
– Roots growing out of drainage holes
– Water draining too quickly
– Plant becoming top-heavy or unstable
– Slowed growth despite proper care
Repotting process:
1. Water the plant a day before repotting
2. Gently remove the plant from its current pot
3. Inspect roots and trim any that are dead or rotting
4. Place fresh potting mix in the new pot
5. Position the plant at the same depth as it was in the old pot
6. Fill in with more potting mix, firming gently
7. Water thoroughly and place in a bright, indirect light
Root pruning:
If the root ball is very dense, you can prune up to 1/3 of the roots before repotting. This encourages new root growth and helps the plant fit into its new pot.
Minimizing transplant stress:
– Avoid fertilizing for 4-6 weeks after repotting
– Maintain consistent moisture but don’t overwater
– Provide slightly higher humidity if possible
– Keep the plant out of direct sunlight for a week or two after repotting
Pruning
Pruning Moses-in-the-Cradle
Best Time for Pruning
Spring or early summer, during the active growing season
Frequency
As needed, typically 1-2 times per year
Purpose
- Remove dead or yellowing leaves
- Control size and shape
- Promote bushier growth
- Improve air circulation
Tools Needed
- Clean, sharp pruning shears or scissors
- Rubbing alcohol for sterilization
Step-by-Step Guide
- Sterilize pruning tools with rubbing alcohol
- Identify dead, damaged, or yellowing leaves
- Cut these leaves off at the base, close to the main stem
- To control size, cut back longer stems to the desired length
- For bushier growth, pinch off the tips of stems
- Remove any flowers that have finished blooming
- Dispose of pruned material away from the plant
Aftercare
- Water the plant lightly after pruning
- Avoid fertilizing for 2-3 weeks post-pruning
- Monitor for any signs of stress or disease
Special Considerations
Be cautious of the plant’s sap, which can cause skin irritation in some people. Wear gloves if you have sensitive skin. Avoid heavy pruning in late fall or winter when growth is slower.
Blooming
Moses-in-the-Cradle can bloom year-round under optimal conditions, with peak flowering typically occurring in spring and summer. The blooming period can last for several weeks to months. The small white flowers emerge from boat-shaped bracts, which are often deep purple or reddish in color. Optimal conditions for blooming include bright, indirect light, consistent moisture, and temperatures between 60-80Β°F (15-27Β°C).
Pests and Diseases
Pests
Common issues
Spider mites
Mealybugs
Scale insects
Symptoms
Fine webbing on leaves, stippling or tiny spots on leaves, overall plant decline
White, cottony masses on leaves and stems, sticky residue on leaves
Small, brown, oval bumps on stems and leaves, yellowing leaves, stunted growth
Treatment
Increase humidity, spray with neem oil or insecticidal soap, isolate affected plants
Remove with cotton swab dipped in alcohol, apply neem oil or insecticidal soap
Scrape off with soft brush, apply horticultural oil or neem oil
Diseases
Common issues
Root rot
Leaf spot
Powdery mildew
Symptoms
Wilting despite moist soil, yellowing leaves, soft and brown roots
Brown or black spots on leaves, sometimes with yellow halos
White, powdery coating on leaves and stems
Treatment
Remove affected parts, repot in fresh, well-draining soil, reduce watering
Remove affected leaves, improve air circulation, avoid overhead watering
Improve air circulation, apply fungicide, remove severely affected parts
Special Features
Moses-in-the-Cradle is known for its striking foliage with dark green upper surfaces and vibrant purple undersides. The plant produces small white flowers nestled in boat-shaped, purple bracts, giving it a unique and attractive appearance. It’s also valued for its air-purifying qualities, helping to remove indoor air pollutants.
Plant Benefits
Moses-in-the-Cradle has no significant herbal or pharmaceutical benefits. However, it is known for its air-purifying qualities, helping to remove indoor air pollutants such as formaldehyde, xylene, and toluene. This can contribute to improved indoor air quality and potentially better respiratory health for inhabitants.
Additional Information
Moses-in-the-Cradle is sometimes confused with other Tradescantia species. It’s important to note that while it’s commonly called an ‘oyster plant,’ it’s not related to the edible oyster plant (Mertensia maritima). The plant’s sap can cause skin irritation in some people, so it’s advisable to wear gloves when handling it extensively.
Life Cycle
Moses-in-the-Cradle is a perennial plant that can live for several years with proper care. It begins its life cycle from seed or propagated cuttings, growing into a mature plant within a few months. The plant enters a period of active growth in spring and summer, often producing flowers during this time. Growth slows in fall and winter, but as an evergreen, it retains its leaves year-round. With age, the plant forms clumps and can be divided to create new plants. Under ideal conditions, Moses-in-the-Cradle can live indefinitely, continually producing new growth to replace older parts of the plant.
Are Moses-in-the-Cradle Poisonous, Toxic
Moses-in-the-Cradle is toxic to cats, dogs, and children if ingested. All parts of the plant contain calcium oxalate crystals, which can cause irritation and swelling of the mouth, tongue, and throat. Symptoms of toxicity include drooling, difficulty swallowing, vomiting, and in severe cases, difficulty breathing. The severity is generally mild to moderate. If ingestion occurs, rinse the mouth with water and seek medical attention or contact a poison control center. To prevent toxicity, keep the plant out of reach of pets and children, and consider alternative non-toxic plants if you have curious pets or young children.
Frequently Asked Questions
How often should I water Moses-in-the-Cradle?
Water Moses-in-the-Cradle when the top inch of soil feels dry. This usually means watering once or twice a week, depending on environmental conditions.
Is Moses-in-the-Cradle toxic to pets?
Yes, Moses-in-the-Cradle is toxic to cats and dogs if ingested. It contains calcium oxalate crystals which can cause irritation and swelling in the mouth and digestive tract.
How much light does Moses-in-the-Cradle need?
Moses-in-the-Cradle prefers bright, indirect light. It can tolerate some direct sunlight, but too much can scorch its leaves.
How do I propagate Moses-in-the-Cradle?
Moses-in-the-Cradle can be propagated through division, stem cuttings, or leaf cuttings. Division is the easiest and most successful method.
Why are the leaves on my Moses-in-the-Cradle turning yellow?
Yellowing leaves can be caused by overwatering, poor drainage, or nutrient deficiencies. Check the soil moisture and ensure the plant is not sitting in water.
How often should I fertilize Moses-in-the-Cradle?
Fertilize Moses-in-the-Cradle every 2-4 weeks during the growing season (spring and summer) with a balanced, water-soluble fertilizer diluted to half strength.
Can Moses-in-the-Cradle be grown outdoors?
Yes, Moses-in-the-Cradle can be grown outdoors in USDA hardiness zones 9-11. In colder regions, it should be grown as a houseplant or brought indoors during winter.
How do I increase humidity for my Moses-in-the-Cradle?
To increase humidity, you can mist the plant regularly, use a pebble tray filled with water, or place a humidifier nearby.
How often should I repot Moses-in-the-Cradle?
Repot Moses-in-the-Cradle every 2-3 years or when it becomes rootbound. Young plants may need annual repotting.
Why are the leaf edges on my Moses-in-the-Cradle turning brown?
Brown leaf edges can be caused by low humidity, underwatering, or exposure to direct sunlight. Increase humidity, adjust watering, and ensure the plant is not getting too much direct sun.
Can I grow Moses-in-the-Cradle in my indoor space
Difficulty
Easy
Size
Medium
Light
Medium
Water
Medium
Flowering
Yes
Pet Safe
No
Air Purifier
Medium
Tradescantia spathacea botanical details
Common Name
Moses-in-the-Cradle
Other Common Names
Boat Lily, Oyster Plant, Moses-in-a-Boat
Botanical Name
Tradescantia spathacea
Native Area
Mexico, Belize, and Guatemala
Family Name
Commelinaceae
Plant Type
Perennial
Genus
Tradescantia
Kingdom
Plantae
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Plant Puns and Jokes
Why did the Moses-in-the-Cradle plant refuse to go to sleep? Because it was afraid of being put to bed in a basket!