Giant dogwood (Cornus controversa)
Also known as: Wedding cake tree
The Murraya paniculata, often called Orange Jasmine, is notable for its gracefully layered branches and fragrant, creamy white flowers. Native to Southeast Asia, this tree has been honored with the Royal Horticultural Society's Award of Garden Merit. Its blossoms are particularly attractive to bees and butterflies, who are drawn to their abundant nectar.
In This Article
Attributes of Giant dogwood
Lifespan
Perennial
Plant Type
Tree
Plant Height
11 m to 14 m
Spread
15 m
Leaf Color
Green Purple
Flower Size
2.5 cm to 8 cm
Flower Color
White Cream
Images of Giant dogwood
Quickly Identify Giant dogwood
1
Wide-spreading tiered branches
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Elliptic leaves with dark green upper and silvery-green underside
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Creamy-white flowers in dense clusters
4
Small bluish-black drupes under 1 inch (2.54 cm)
5
Horizontal branching creating a tiered effect
Scientific Classification of Giant dogwood
Phylum
Vascular plants
Class
Dicotyledons
Order
Dogwoods, hydrangeas, and allies
Family
Dogwood
Genus
Dogwoods
Species
Giant dogwood
Planting and Growing of Giant dogwood
Care Difficulty
Easy
Watering Schedule
Every 2 days
Sunlight Requirements
Partial sun
Sunshine Duration
6-12 hours
Ideal Temperature
60-75℉
Soil Type
Potting Mix, Peat Mix
Soil pH
6.5-7.5
Fertilizer Type
Balanced
Pruning Season
Spring, Summer
Pruning Area
Branches, Leaves
Pruning Frequency
2 times a year
Repotting Season
Spring
Pot Type
Plastic, Ceramic
How to Water Giant dogwood?
For Cornus controversa, water thoroughly until the soil is moist to a depth of several inches. This equates to about 1500 ml per session. The key is to ensure the water penetrates deeply, allowing the roots to absorb adequate moisture while also promoting deep rooting.
What are the symptoms of an underwatered Giant dogwood?
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What should I do if my Giant dogwood is not getting enough water?
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What are the symptoms of an overwatered Giant dogwood?
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How to save an overwatered Giant dogwood?
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What Are the Sunlight Requirements for Giant dogwood?
Cornus controversa does best with partial shade to full shade. Ideal lighting enhances its foliage color and prevents sunburn.
What amount of sunlight is ideal for Cornus controversa?
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How can I ensure my Cornus controversa receives ideal light?
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What benefits does Cornus controversa receive from ideal lighting?
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What Is the Ideal Temperature Range for Giant dogwood?
For optimal growth, the ideal temperature range for Cornus controversa is between 60°F and 75°F. This range provides a balanced climate that supports photosynthesis, healthy leaf development, and overall plant vigor. Maintaining consistent temperatures within this range is crucial to prevent stress and promote robust growth.
What Soil is Best for Giant dogwood?
Cornus controversa thrives in well-drained soil to prevent waterlogging, which can lead to root rot. Ensuring good drainage enhances oxygen availability to the roots, promoting vigorous growth and disease resistance. While drainage is crucial, it's equally important for the soil to retain some moisture. A loamy soil, which balances clay’s moisture retention with sand's drainage, provides the perfect environment for this plant's root system. Incorporating organic matter into the soil can improve its fertility and structure. Organic matter like compost or well-rotted manure adds essential nutrients, boosting the health and vibrancy of the plant.
How to Fertilize Giant dogwood?
For Cornus controversa, it's essential to maintain a balanced approach to fertilization. Use a well-rounded fertilizer with a ratio like 10-10-10, applying about 1 pound per 100 square feet. Ensure even distribution to avoid nutrient concentration in any single area, which can lead to root burn or plant stress.
How to Prune Giant dogwood?
Begin by removing any dead, damaged, or crossing branches to improve the tree's overall structure. Focus on maintaining an open framework that allows sunlight to filter through, encouraging robust growth and reducing disease pressure. Ensure cuts are made at a slight angle above healthy buds to promote quick healing and sprouting. Thin out the canopy to allow light penetration. This involves removing select branches to enhance airflow, which can help mitigate fungal issues and promote the development of healthy foliage. Be conscious of the plant's symmetrical appearance, maintaining its natural tiered habit for aesthetic appeal.
How to Propagate Giant dogwood plant?
1
Start by collecting seeds from mature Cornus controversa berries. Clean the seeds to remove pulp remnants, which may hinder germination.
2
Select healthy, young branches and cut segments at a 45-degree angle. Each cutting should be about 6 inches long with at least two leaf nodes.
3
For layering, choose a low, flexible branch and bend it to the ground, burying part of it in the soil. Secure with a peg, allowing it to root while still attached to the parent plant.
How to Repot Giant dogwood plant?
1
The best time to repot Cornus controversa is when you notice stunted growth or roots growing out of drainage holes. Repotting in spring or autumn allows the plant to adapt without the stress of extreme temperatures.
2
Choose a pot that is one size larger than the current one, ideally with good drainage holes. A slightly bigger pot allows roots to expand, improving stability and nutrient absorption, leading to healthier growth.
3
Opt for well-draining, loamy soil to ensure adequate aeration and prevent waterlogging. Loamy soil, rich in organic matter, provides essential nutrients, promoting robust root and foliage development.
