Cornus amomum, the silky dogwood, is a species of dogwood native to the eastern United States, from Michigan and Vermont south to Alabama and Florida. Other names include red willow, silky cornel, kinnikinnick, and squawbush.
Silky Dogwood: The silky dogwood gets its name from the silky gray hairs that cover the undersides of its leaves and twigs. In spring, these hairs give the plant a purplish hue, while in autumn, they turn a reddish-brown. This distinctive feature makes identifying the silky dogwood relatively easy.
Silky dogwood is fairly disease-resistant and typically does not suffer from many diseases. Regarding care, this plant is fairly low-maintenance. Planted outdoors it needs only minimal watering, and larger specimens usually do not require pruning. Smaller plants, however, should be trimmed once they have finished blooming. Silky dogwood is suitable for anyone with outdoor space, such as a garden or deck, and does not demand a lot of gardening experience.
How to keep Cornus Amomum.
Light
Silky dogwood does best in locations where it receives full sun. It will tolerate spots with less light, though its growth may slow. Originating from sunny habitats, silky dogwood has adapted to make the most of abundant light. However, too little sun can cause weak, pale, and sparse foliage, while too much can result in leaf scorch.
Water
Silky dogwood thrives in moist environments and grows well near water sources. To keep it healthy, it requires watering every 1-2 weeks. Being a deciduous plant, silky dogwood sheds its leaves during dormancy to conserve water. This characteristic makes it suitable for both indoor and outdoor settings.
Temperature
Silky dogwood is a woody plant of temperate regions native to North America. It favors temperatures from 41 to 90℉ (5 to 32℃), yet it can tolerate lower temperatures. During winter it copes by entering dormancy and dropping its leaves. In summer it can handle heat as long as it has adequate access to water.
Fertilizer
Fertilize your Silky dogwood in early spring to encourage healthy growth. Regular feeding boosts overall health, leading to vigorous growth, increased tolerance of harsh conditions, and improved resistance to pests and diseases. Follow a consistent fertilization schedule to keep the foliage vibrant, deeply colored, and lush in appearance.
Pruning
Prune silky dogwood in early spring to promote growth and flowering. To achieve this, focus on removing dead wood, thinning out branches to improve air circulation, and shaping the plant. Regular pruning helps prevent pests and encourages a healthy, vigorous plant. For more specific guidance, consult resources like the USDA.
Pot & Repot
When repotting Silky dogwood, pick a container 1-2 inches (2.5–5.1 cm) larger that offers good drainage. Use a well-draining potting mix. Repot in spring or fall, making sure the root ball sits slightly below the rim of the flower pot. Water thoroughly after repotting and place it in a warm spot with indirect sunlight.
Toxicity
The plant and the berry of the silky dogwood are not toxic, but they are not very appetizing. The Algonquin tribe used the shrub’s bark in a smoking product known as kinnikinnick. The bark was also used in herbal teas to treat colds and fevers.
Further reading →
The toxicity and danger assessments provided are for reference only. We do not assure their accuracy, so it's crucial not to depend on them. Seek professional advice when necessary for accurate guidance.
Botanical profile.
- Plant Type
- Shrub
- Life Cycle
- Perennial
- Genus
- Cornus
- Family
- Cornaceae
- Hardiness Zone
- 5-8
- Mature Height
- 4.88 m
- Mature Spread
- 2.74 m to 4.88 m
- Leaf Color
- Green
- Leaf Type
- Deciduous
- Flower Color
- White
- Flower Size
- 0.25 cm to 0.51 cm
- Bloom Time
- Late spring, Early summer
- Planting Time
- Spring, Autumn
- Harvest Time
- Mid summer
- Native Area
- Eastern North America
Other names.
Reader questions.
How should I water my Silky dogwood tree?
Here are some tips for watering your plants effectively: - Place a garden hose at the base of the plant to encourage root development. Avoid spraying the leaves directly, as this can be detrimental. - If your plants are located outside and exposed to direct sunlight, keep in mind that the leaves will need more water. - Consider using bubblers for each plant to keep the roots moist. Soaker hoses are also a good option as they can cover the entire garden or bed, ensuring deep root watering when adding or removing plants. - After watering, make sure to drain any excess water and allow the soil to dry before watering again. - To prevent diseases, always water at ground level rather than spraying the leaves. However, on a sunny day, it can be beneficial to spray the entire bush with water. - Whether your Silky dogwood is potted or in-ground, remember that it prefers deep watering instead of light sprinkling.
Why should I put fertilizer on my Silky dogwood plant?
Whether you own a common Silky dogwood or a different variety, regular fertilization is crucial for promoting overall plant health. Providing the proper nutrients will lead to stronger growth, enabling your Silky dogwood to withstand challenging growing conditions and better defend against diseases and pests. Maintaining the lush and visually appealing foliage of your Silky dogwood is important. To accomplish this, it is essential to establish a consistent fertilization routine tailored to your specific Silky dogwood. Following this schedule will encourage the development of vibrant, richly colored leaves, enhancing the overall appearance of your plant.
What are the sunlight requirements for silky dogwood?
Silky dogwood requires full sun, meaning it thrives best with above 6 hours of sunlight per day but can also grow in partial sun, which is about 3-6 hours of sunlight daily. The right balance of light and shade is crucial for the plant's growth and health. In their natural habitat, silky dogwoods are accustomed to abundant sunlight, and too little sunlight can lead to weak, pale, and sparse foliage, while too much sunlight can cause leaf scorch. It's important to observe how sunlight moves through your garden to choose the best spot for your silky dogwood.
What is a Silky dogwood and where is it native to?
Silky dogwood (Cornus amomum) is a temperate woody plant native to North America. It thrives in temperatures ranging from 41 to 90ºF (5 to 32ºC), displaying strong cold resistance and adaptability to varying weather conditions. During the winter, it enters a dormant state and sheds its leaves, while in the summer, it requires access to water to tolerate the heat.
What do I need to do if I give the Silky dogwood too much water or too little water?
An overwatered Silky dogwood displays several signs of distress. Its leaves turn yellow, wilt, and eventually drop off. The plant may also appear dull and unhealthy, with mushy stems. Adjusting your watering schedule is advisable once these symptoms become apparent. However, wilting can also indicate under watering. In such cases, the leaves may become crispy and dry. To address this, check the soil for dryness and provide a thorough watering if necessary. Although adequate water will help the Silky dogwood recover, the damaged root system may cause the plant to retain its dry and yellowed appearance for a few days. Once the plant returns to normal, the yellowing of leaves will cease. When keeping a Silky dogwood indoors, monitor the moisture levels in the pot. Avoid overwatering and watch for black spots, which signify excessive moisture. If black spots are present, allow the soil to dry out by abstaining from watering for a few days. Overwatering can lead to root rot, so it may be necessary to transfer the plant to a different pot, especially if discolored and slimy roots are observed. Take preventive measures against root rot by avoiding excessively soggy soil. When planting the Silky dogwood outdoors, ensure proper watering by checking if the soil is too dry with your fingers. If it is, this indicates underwatering, and adequate watering is crucial for the plant's recovery.
When should I fertilize my Silky dogwood for the best results?
To properly fertilize your Silky dogwood, you should first do so in late winter or early spring. This ensures that your dogwood receives all the necessary nutrients for healthy growth once the weather warms up. If you live in a warm climate region, it is also beneficial to provide an additional fertilizer feeding in early fall. This not only adds extra nutrients to the soil for the following growing season but also helps the dogwood withstand the cold winter without foliage damage. Fertilizing earlier in the fall will give enough time for the new branches to grow and better withstand the winter cold.
Can silky dogwood grow with artificial lighting?
Yes, silky dogwood can grow with artificial lighting, especially when natural sunlight is insufficient, such as in winter or in less sunny spaces. Artificial lights, like LED, can be customized to provide specific wavelengths of light needed by the plant. For optimal growth under artificial lights, full sun plants require 30-50W/sq ft, partial sun plants need 20-30W/sq ft, and full shade plants require 10-20W/sq ft. The light source should be placed 12-36 inches above the plant, mimicking natural sunlight for about 8-12 hours per day depending on the plant species needs.
Does Silky dogwood require special frost protection measures during winter?
Generally, Silky dogwood does not require special frost protection measures due to its strong cold resistance. However, if temperatures are expected to drop below -25°C, it is important to provide cold protection. This can be done by wrapping the trunk and branches with non-woven fabric or cloth. Additionally, watering the plant abundantly before the first freeze of autumn to keep the soil moist, helps prevent drought and water scarcity during winter and early spring.
How often do my Silky dogwood need watering?
The Silky dogwood prefers deep and infrequent watering. If you have them in pots, make sure to soak them with a gallon of water each time, as pots dry out faster. In cold regions, water every 3 to 5 days, preferably in the morning when the soil is dry. Check the soil regularly, and if the top 2-3 inches are dry, it's time to water. On hot days, monitor the moisture daily to prevent the soil from drying out. For garden plants, water once a week in hot climates, ensuring the soil is not too dry. Take into account rainwater and avoid overwatering to prevent root rot. Apply mulch around outdoor Silky dogwood to conserve water. Sandy soil requires more frequent watering, while clay soil needs less. Keep track of watering dates and if the leaves start to droop, water sooner.
When is it not a good idea to put fertilizer on my Silky dogwood plant?
There are a few times of the year when you should avoid fertilizing your Silky dogwood. The first is during the early and mid-winter, when the dogwood is dormant and does not require feeding. It is also not recommended to fertilize in late spring and during the summer, when the weather is hot and dry. These conditions can have a negative impact on the dogwood's response to fertilization. To avoid any issues, it is best to stick to a fertilization schedule in early spring and early fall only.
What are the symptoms of insufficient or excessive sunlight in silky dogwood?
Silky dogwood shows various symptoms when exposed to suboptimal lighting conditions. Insufficient sunlight can lead to smaller new leaves, leggy or sparse growth, premature leaf drop, stalled growth, lighter-colored new leaves, and chlorosis. Excessive sunlight can cause symptoms like sunscald, leaf curling, wilting, and leaf scorching. These symptoms indicate the plant's struggle with adapting to its lighting conditions, highlighting the need for carefully monitoring and adjusting its exposure to sunlight.
How does Silky dogwood handle low temperatures and what are the solutions if it gets too cold?
Silky dogwood is cold-tolerant, thriving best when temperatures remain above 5°C and should ideally be kept above -20°C during winter. At temperatures falling below -25°C, the branches may become brittle and dry by spring, failing to produce new shoots. To mitigate this, any dead branches that failed to produce new leaves should be pruned away in spring.