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Water-thyme (Elodea canadensis)-i
Water-thyme (Elodea canadensis)-i
Water-thyme (Elodea canadensis)-i
Water-thyme (Elodea canadensis)-i
Water-thyme (Elodea canadensis)-i
Water-thyme (Elodea canadensis)-i
Water-thyme (Elodea canadensis)-i
Water-thyme (Elodea canadensis)-i
Water-thyme (Elodea canadensis)-i
Water-thyme (Elodea canadensis)-i
Water-thyme (Elodea canadensis)-i
Water-thyme (Elodea canadensis)-i
Water-thyme (Elodea canadensis)-i
Water-thyme (Elodea canadensis)-i

Water-thyme

Common name
Canadian Waterweed,American Elodea
Scientific name
Elodea canadensis

Basic Information

Hydrocharitaceae Family Elodea Genus Water-thyme Species
Hydrocharitaceae > Elodea > Elodea canadensis
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  • Forb/herb
  • Perennial
Height
30cm ~ 60cm
Flower Color
Leaf Color
Anthesis
spring, summer
Sunlight Exposure
Full Sun
Hardiness Zones
4-10
Cold resistance
Excellent
Heat resistance
Fair
Habitat of origin
United States
Growth Rate
Fast

What is Water-thyme (Elodea canadensis)?

What is Water-thyme (Elodea canadensis)

Water-thyme thrives in moist, well-drained soil with a pH level between 6.0 and 7.5. It prefers rich, loamy soil that retains moisture but does not become waterlogged. Fertilize water-thyme with a balanced liquid fertilizer diluted to half strength every two weeks during the growing season. Apply the fertilizer directly to the soil around the plant, avoiding contact with the foliage. During the dormant season, reduce fertilization to once a month. Use a fertilizer with equal parts nitrogen, phosphorus, and potassium to promote healthy growth. Monitor the plant for any signs of nutrient deficiencies and adjust the fertilizer regimen accordingly. Regularly check the soil quality to ensure optimal conditions for water-thyme.

GardenGuruGary
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Flower meaning

Water-thyme benefits from regular pruning to maintain its shape and promote healthy growth. Pruning is necessary to remove dead or damaged parts, improve air circulation, and prevent overcrowding. The best time to prune Water-thyme is in early spring before new growth appears. When pruning, use sharp, clean tools to make precise cuts just above a leaf node or lateral branch. After pruning, make sure to clean up any debris to prevent the spread of diseases. Water-thyme can be cut back by up to one-third of its total size to rejuvenate the plant and encourage new growth. Regular pruning will help keep Water-thyme looking neat and vigorous.

GardenGuruGary
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Calendar of Water-thyme (Elodea canadensis)

Calendar

Water-thyme should be watered moderately, keeping the soil consistently moist but not waterlogged. During the growing season, water every 7-10 days, allowing the top inch of soil to dry out between waterings. In winter, reduce watering frequency to every 2-3 weeks as the plant goes dormant. Ensure good drainage to prevent root rot. Watering amount should be sufficient to moisten the entire root ball without causing standing water in the saucer. Adjust watering based on environmental conditions such as temperature and humidity. Regularly check soil moisture levels by inserting a finger into the soil to determine if watering is needed. Avoid overwatering, as it can lead to root rot and other issues.

GardenGuruGary
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How to grow Water-thyme (Elodea canadensis)

Watering

Water-thyme is best potted for easy maintenance and control of its growth. When potting Water-thyme, use a well-draining potting mix to prevent waterlogging. Ensure the pot has drainage holes to avoid root rot. Repot Water-thyme every 1-2 years to refresh the soil and provide more space for growth. When repotting, gently loosen the roots and place the plant in a slightly larger pot. Mist Water-thyme regularly to maintain humidity levels, especially in dry indoor environments.

GardenGuruGary
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Soil and Fertilizer

Water-thyme is susceptible to various pests and diseases, including aphids, which can cause yellowing and distortion of leaves. These pests can be controlled through regular inspection and the application of insecticidal soap. Another common issue is powdery mildew, a fungal disease that appears as a white powdery substance on the leaves. To prevent powdery mildew, ensure good air circulation around the plant and avoid overhead watering. Root rot is a serious problem for Water-thyme, often caused by overwatering or poorly drained soil. To prevent root rot, plant Water-thyme in well-draining soil and avoid excessive watering. Wilt disease, caused by soil-borne pathogens, can also affect Water-thyme, leading to wilting and eventual death of the plant. To prevent wilt disease, practice crop rotation and avoid planting Water-thyme in the same location year after year.

GardenGuruGary
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Sunlight and Place

Water-thyme can be propagated through division, cuttings, and seed sowing. Division is best done in spring or early summer by separating the plant into smaller sections with roots. Cuttings can be taken in spring or summer by snipping a healthy stem and planting it in moist soil. Leaf cuttings involve taking a leaf cutting and placing it in a pot with soil. To multiply using multiple methods, start by dividing the plant to create new sections. Then take cuttings from the divided sections to propagate more plants. Additionally, sow seeds in a separate container to increase the number of plants. Harvest seeds when they are mature for sowing in the next growing season.

GardenGuruGary
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Advanced Information of Water-thyme (Elodea canadensis)

Pruning

Water-thyme in the United States typically blooms from late spring to early fall. The flowers are at their peak in June and July. Blooming occurs during daylight hours, with each flower lasting for about a week. To extend the blooming period, deadhead faded flowers regularly. Additionally, ensure the plant receives adequate sunlight and water to promote continuous blooming. Water-thyme's flowering time is influenced by environmental factors such as temperature and light availability. The plant's ability to bloom longer can be enhanced by providing optimal growing conditions.

GardenGuruGary
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Planting and Harvest

Water-thyme varieties include Egeria densa and Hydrilla verticillata. When selecting Egeria densa, look for vibrant green leaves and sturdy stems. For Hydrilla verticillata, choose specimens with dense foliage and well-established roots. Ensure seeds are fresh, firm, and free from mold or damage. Select seedlings with healthy roots, compact growth, and no signs of disease. When purchasing, prioritize reputable suppliers with a track record of quality. Avoid wilted or discolored specimens, as they may indicate poor health.

GardenGuruGary
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Propagation

Water-thyme, scientifically known as Elodea canadensis, is a perennial aquatic plant native to North America. It is characterized by its slender, branching stems with whorls of bright green, oval-shaped leaves. The plant is dioecious, meaning male and female flowers are borne on separate individuals. Water-thyme produces small, inconspicuous white flowers that bloom above the water's surface. The flowers have three petals and are pollinated by water or wind. The plant is commonly found in freshwater ponds, lakes, and slow-moving streams, where it can form dense underwater colonies. Elodea canadensis is often used in aquariums as it provides oxygen and serves as a habitat for aquatic organisms. It is easy to grow and propagate, making it a popular choice for beginner aquarists and water gardeners. The plant does not produce fruits but reproduces through fragmentation and the formation of new plants from stem fragments.

GardenGuruGary
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Pests and Diseases

Water-thyme, also known as Elodea, symbolizes "Purity" in the language of flowers commonly used in America. Other examples include: - Red Rose: Love - Daisy: Innocence - Lily: Majesty For instance, the Water-thyme represents "Purity," signifying the plant's association with clarity, simplicity, and sincerity. This flower conveys a message of honesty and transparency in emotions, making it a meaningful choice for various occasions.

GardenGuruGary
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Habitat of Water-thyme (Elodea canadensis)

Habitat

Toxicity of Water-thyme (Elodea canadensis)

Health Benefits

edible
Inedible
Toxic
No toxicity

NO DATA

Toxic for dogs and cats

NO DATA

Q&A of Water-thyme (Elodea canadensis)

  • Is there a recommended way to choose Water-thyme?