Elmleaf Goldenrod (Solidago ulmifolia)
Also known as: Elm-leaved goldenrod
Elmleaf Goldenrod (*Solidago ulmifolia*) is an herbaceous perennial that typically reaches heights between 91 and 183 cm. The plant produces golden-yellow flower clusters from summer to fall, attracting butterflies, bees, and other pollinators, as well as providing food for birds and small wildlife. It grows best in partial sun with well-drained soil that ranges from moist to dry.
In This Article
Attributes of Elmleaf Goldenrod
Lifespan
Perennial
Plant Type
Herb
Plant Height
91 cm to 1.8 m
Spread
30 cm to 60 cm
Leaf Color
Green Blue
Flower Size
2.5 cm
Flower Color
Yellow
Images of Elmleaf Goldenrod
Quickly Identify Elmleaf Goldenrod
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To identify Solidago ulmifolia, look for its characteristic lance-shaped leaves that resemble those of elm trees. The plant produces clusters of small, bright yellow flowers in late summer to fall.
Scientific Classification of Elmleaf Goldenrod
Phylum
Vascular plants
Class
Dicotyledons
Order
Asterales
Family
Daisy
Genus
Goldenrods
Species
Elmleaf Goldenrod
Planting and Growing of Elmleaf Goldenrod
Care Difficulty
Easy
Watering Schedule
Every 3 days
Sunlight Requirements
Full sun
Sunshine Duration
4-8 hours
Ideal Temperature
65-75℉
Soil Type
Potting Mix, Peat Mix
Soil pH
6.5-7.5
Fertilizer Type
Balanced
Pruning Season
Spring, Summer
Pruning Area
Leaves, Branches
Pruning Frequency
2 times a year
Repotting Season
Spring
Pot Type
Plastic, Ceramic
How to Water Elmleaf Goldenrod?
Solidago ulmifolia requires a balanced watering approach. The soil should be kept moist but not waterlogged. Water until the top 2-3 inches of soil are damp, but avoid standing water to prevent root rot.
What are the symptoms of an underwatered Elmleaf Goldenrod?
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What should I do if my Elmleaf Goldenrod is not getting enough water?
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What are the symptoms of an overwatered Elmleaf Goldenrod?
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How to save an overwatered Elmleaf Goldenrod?
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What Are the Sunlight Requirements for Elmleaf Goldenrod?
Solidago ulmifolia enjoys partial to full sunlight, ideally between 6-8 hours of sun exposure daily. Adequate sunlight results in stronger plant growth and more vivid and numerous blossoms.
More About Sunlight Requirements Techniques→
What is the best lighting condition for Solidago ulmifolia?
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How can I achieve the ideal sunlight exposure?
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What benefits does adequate sunlight provide?
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What Is the Ideal Temperature Range for Elmleaf Goldenrod?
The ideal temperature range for Solidago ulmifolia growth is between 65°F and 75°F. This temperature range provides optimal conditions for photosynthesis and metabolic activities, ensuring the plant thrives and develops healthily. At these temperatures, the plant efficiently uses nutrients and water, promoting robust root development and vibrant flower production.
What Soil is Best for Elmleaf Goldenrod?
Solidago ulmifolia thrives best in well-drained soils. Good drainage ensures that the roots do not sit in water, which prevents root rot and other diseases. This plant benefits from soils that are moderately rich in nutrients. It doesn't require excessive fertilization, making it easy to manage and low-maintenance in diverse settings. The roots of Solidago ulmifolia need aeration to function efficiently. Aerated soils promote healthy root growth and enhance water and nutrient uptake.
How to Fertilize Elmleaf Goldenrod?
For Solidago ulmifolia, use a balanced 10-10-10 liquid fertilizer, diluted to half strength, applying approximately one cup per plant each month. Solid fertilizers should be applied at a rate of about half a teaspoon per plant during the spring, ensuring nutrients are gradually released throughout the growing season.
How to Prune Elmleaf Goldenrod?
Begin by carefully examining the plant for any dead, damaged, or diseased stems. Focus on removing these first to promote overall plant health. After the flowering period, cut back the spent flower heads to the first set of healthy leaves to prevent the plant from becoming too leggy and to encourage bushier growth. Trim back any wayward or overly long stems to contribute to a tidy and controlled shape. This enhances the plant's appearance and ensures even sun exposure.
More About Pruning Techniques→
How to Propagate Elmleaf Goldenrod plant?
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Start by filling a seed tray with potting mix. Sow the Solidago ulmifolia seeds evenly on the surface and cover lightly with more mix. Maintain consistent moisture and place the tray where it receives indirect sunlight.
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Dig around the base of the plant with a garden fork and carefully lift the clumps. Split the clump into smaller sections with roots attached. Replant immediately into prepared soil or pots, ensuring adequate space for growth.
3
After planting, water thoroughly but avoid waterlogging. Keep the soil consistently moist and position in a location with indirect sunlight. Provide occasional feeding with a balanced fertilizer to support new growth.
How to Repot Elmleaf Goldenrod plant?
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Solidago ulmifolia shows signs of needing repotting when you notice roots circling the container or growing out of the drainage holes. A decline in plant vigor, or if the soil dries out too quickly after watering, are also indicators. These signs, primarily found in spring or autumn, suggest the need for fresh soil and space.
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Select a pot that is one to two inches larger in diameter than the current one to allow growth without drowning the roots in too much soil and moisture. Pots made of porous materials like terracotta can help with aeration and moisture regulation, which is beneficial for the plant’s health.
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Choose a well-draining loamy soil that retains moisture but prevents waterlogging, supporting healthy root development. Adding sand or perlite to the soil mix can improve drainage, ensuring that Solidago ulmifolia has an environment where water flows freely and doesn’t stagnate, protecting roots from rot.
