Teucrium chamaedrys
SPECIMEN · FROM THE LIBRARY
Teucrium chamaedrys

Teucrium Chamaedrys

Photo · (c) mobbini, some rights reserved (CC BY-NC), uploaded by mobbini COURTESY INATURALIST
ON THIS PLANT

Teucrium chamaedrys, commonly known as wall germander, is a small evergreen shrub that belongs to the mint family. Native to the Mediterranean region, it thrives in rocky areas, on walls, and in dry meadows. This plant exhibits a compact growth habit with woody stems that can reach up to 30 cm in height. Its leaves are small, dark green, and have a slightly hairy texture.

Wall germander produces clusters of pinkish-purple flowers from late spring through summer, attracting bees and other pollinators. Once established, the plant is drought-tolerant and prefers well-drained soil with full sun exposure.

Traditionally, wall germander has been used in medicine for its anti-inflammatory properties and for treating digestive disorders, such as indigestion and bloating.

Overall, Teucrium chamaedrys is an attractive, low-maintenance shrub that adds color and texture to rock gardens or dry borders while also providing medicinal benefits.

A note from PlantMom

Wall germander is quite resistant to disease and is generally not susceptible to illnesses. Regarding care, this plant is fairly low-maintenance. When grown outdoors it needs only minimal watering, and larger plants typically do not require pruning. Smaller plants, however, should be pruned after they finish flowering. Wall germander is suitable for anyone with an outdoor area, such as a garden or deck, and does not require much experience in plant care.

— PlantMom
CARE GUIDE

How to keep Teucrium Chamaedrys.

Light

Wall germander grows best in places that receive plentiful light for most of the day. It also tolerates locations where sunlight is mixed with some shade. However, excessive shading or continuous intense light can stress the plant, affecting its growth and overall health.

Water

Wall germander flourishes in Mediterranean climates with moderate moisture and prefers well-drained, dry soils. Once established, it shows moderate tolerance to drought. It should be watered every 1-2 weeks, allowing the soil to dry out slightly between waterings. As an evergreen plant, wall germander retains its foliage throughout the year, which helps reduce water loss.

Humidity

This plant prefers dry conditions, so don't mist it. However, watering it less often can also thrive in higher humidity.

Temperature

Wall germander naturally occurs in habitats where temperatures range from 41 to 95 °F (5 to 35 ℃). The plant does best within that temperature span, though it can adapt as the seasons change. In colder or hotter conditions, consider adjusting its surroundings to maintain its preferred temperature.

Fertilizer

Timing is important when fertilizing Wall germander. Apply fertilizer in early spring and repeat monthly through early summer. Fertilizer encourages attractive blooms and supplies energy during both dormant and active growth phases.

Pruning

Wall germander features dense foliage and vibrant purple flowers. It requires pruning in late spring, after it has finished blooming. The pruning process includes several techniques: deadheading spent flowers, lightly trimming to maintain shape, and cutting back one-third of the older stems. These practices enhance airflow, reduce the risk of disease, and promote compact growth and visual appeal.

Pot & Repot

To encourage the healthy growth of wall germander, repot the plant every 2 to 3 years in the spring. Use a slightly larger pot to allow for root expansion. Make sure the soil is well-drained, and provide regular watering along with partial sunlight to meet its specific care needs.

CHARACTERISTICS

Botanical profile.

Plant Type
Shrub
Life Cycle
Perennial
Genus
Teucrium
Family
Lamiaceae
Hardiness Zone
5-9
Mature Height
23 cm to 30 cm
Mature Spread
20 cm to 25 cm
Leaf Color
Green
Leaf Type
Evergreen
Flower Color
Pink, Purple
Flower Size
1.02 cm to 1.52 cm
Bloom Time
Early summer, Mid summer
Planting Time
Spring, Autumn
Harvest Time
Mid summer
Native Area
Switzerland, Germany, France
ALSO KNOWN AS

Other names.

en Wall germander en Cymed en Midget en Common germander en Wild germander
FREQUENTLY ASKED

Reader questions.

How should I water my Wall germander plant?

Your Wall germander is not particular about how you water it, so feel free to use any common watering tool. A watering can, hose, or even a cup can be used to moisten the plant's soil. Regardless of the tool you choose, it's important to water directly onto the soil and ensure all areas get equal moisture for the root system. Using filtered water is recommended to avoid harmful particles found in tap water. Additionally, using water at or slightly above room temperature is beneficial, as extremely hot or cold water can shock the Wall germander. However, this plant typically responds well to any water you provide.

Why is it necessary to add fertilizer to my Wall germander plant?

Fertilizing a Wall germander is crucial for several reasons. Firstly, it significantly enhances the plant's ability to produce beautiful blooms. To achieve this, it is recommended to apply fertilizer in early spring, which will result in excellent flowers during that season. Secondly, fertilizer provides the Wall germander with ample energy reserves during its dormant growth phases. By giving the plant extra nutrients in the fall or late spring, it can store more energy in the ground to utilize once active growth resumes.

What are the sunlight requirements for Wall Germander?

Wall Germander requires full sun, meaning it thrives best with above 6 hours of sunlight daily. However, it can also grow well under partial sun conditions, receiving about 3-6 hours of sunlight. It's important to observe how sunlight moves through your garden to find spots that provide the perfect balance of light and shade, ensuring the plant's happiness and optimal growth.

What is the native temperature range for Wall germander?

Wall germander is native to environments that have a temperature range of 41°F to 95°F (5°C to 35°C). This plant flourishes best within these conditions, but it is adaptable to seasonal changes. It is important to modify its surroundings during cooler or hotter weather to maintain its preferred temperature range for optimal growth.

What should I do if I give my Wall germander too much water or too little water?

Outdoor plants, especially newly planted ones, are often susceptible to lack of watering. It's important to water them consistently for the first few months until their roots are established. Once established, they can rely on rain for hydration. When it comes to potted Wall germander, overwatering is a common issue. If you accidentally overwater your plant, act quickly to minimize the damage. Stop watering the plant right away and inspect its roots by removing it from the pot. If there are no signs of root rot, you can put the plant back in its pot. However, if root rot is present, trim away the affected roots and consider using a fungicide to prevent further damage. Repot the plant in well-draining soil. On the other hand, underwatering is also a problem. If you notice drooping, drying, and falling leaves, it's a sign of underwatering. Increase the frequency of watering to revive the plant. Remember to adjust your watering schedule as soon as you notice signs of underwatering.

When should I fertilize my Wall germander plant?

To effectively fertilize Wall germander, timing is crucial. It is best to avoid using fertilizer too early when the plant is still dormant, as it will not be effective and will be washed away by rainwater, causing waste and pollution. The first application of fertilizer should be in early spring, followed by monthly applications until early summer.

How does Wall Germander respond to different lighting conditions?

Wall Germander thrives in locations with abundant light for most of the day but can also tolerate areas where sunlight is mixed with some shade. However, too much shading or exposure to continuous, harsh light can stress the plant, affecting its growth and health. Indoor plants, in particular, require adequate lighting, which can be supplemented with artificial lights like LED, providing specific wavelengths needed for growth. The amount of artificial light needed varies, with full sun plants requiring 30-50W/sq ft, partial sun plants 20-30W/sq ft, and full-shade plants 10-20W/sq ft.

Does Wall germander require frost protection during winter?

Wall germander possesses strong cold resistance and typically does not need special frost protection measures during winter. Nonetheless, in conditions where winter temperatures are anticipated to fall below -25°C, it is crucial to provide cold protection to prevent damage. This can be done by wrapping the trunk and branches with protective materials like non-woven fabric or cloth. Additionally, it's recommended to water the plant generously before the first freeze in autumn to keep the soil moist and help prevent drought and water scarcity during winter and early spring.

How frequently should I water my Wall germander plant?

Outdoor plants typically rely on rainfall for their water needs. However, if you live in an area with little rainfall, you should water your plants adequately every 2 weeks in the spring and fall. During the summer, when plants require more water, you may need to water them more frequently. In the winter, when plants grow slower and need less water, you can water them sparingly or not at all. Young or newly planted Wall germander plants require more frequent watering to help them establish and grow. For potted plants, there are two main approaches to determine how often to water your Wall germander. The first is to follow a set watering schedule, such as once a week or once every other week. However, this approach may not consider the specific conditions of your plant's environment. Another option is to monitor the moisture in the soil. It is best to wait until the top two to four inches of soil, about ⅓ to ½ depth of the pots, have dried out before watering again. Keep in mind that during the summer, the watering frequency may need to increase as this is when the plant requires more water.

When is the best time to not add fertilizer to my Wall germander?

To avoid excessive leaf growth and limited blooms, it is important to use a fertilizer with a lower nitrogen content for Wall germander. Additionally, refrain from fertilizing in late autumn or during hot and dry periods, as dry soil hampers fertilizer effectiveness and boosts growth that requires more water. The best time to fertilize is earlier in the season when temperatures are cooler. Lastly, be cautious not to inadvertently over-fertilize nearby plants or lawns, as Wall germander can absorb excess fertilizer from them.

What symptoms indicate Wall Germander is receiving inadequate sunlight?

Symptoms of inadequate sunlight in Wall Germander include smaller new leaves, leggy or sparse growth, faster leaf drop, slower or no new growth, lighter-colored new leaves, chlorosis (leaves turning yellow), sunscald, leaf curling, wilting, and leaf scorching. These symptoms suggest that the plant is struggling with the light conditions provided, indicating a need for adjustments to ensure its health and vitality.

How does Wall germander react to low temperatures, and what measures should be taken?

Wall germander is cold-tolerant and prefers temperatures above 5°C. However, when temperatures drop below -25°C, there may not be noticeable changes during the winter, but come spring, the branches could turn brittle and dry, with no new shoots emerging. To address this, in the spring, prune away any dead branches that did not produce new leaves to promote healthy growth and recovery.

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