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Tree dahlia (Dahlia imperialis)-i
Tree dahlia (Dahlia imperialis)-i
Tree dahlia (Dahlia imperialis)-i
Tree dahlia (Dahlia imperialis)-i
Tree dahlia (Dahlia imperialis)-i
Tree dahlia (Dahlia imperialis)-i
Tree dahlia (Dahlia imperialis)-i
Tree dahlia (Dahlia imperialis)-i
Tree dahlia (Dahlia imperialis)-i
Tree dahlia (Dahlia imperialis)-i
Tree dahlia (Dahlia imperialis)-i
Tree dahlia (Dahlia imperialis)-i
Tree dahlia (Dahlia imperialis)-i
Tree dahlia (Dahlia imperialis)-i

Tree dahlia

Scientific name
Dahlia imperialis

Basic Information

Asteraceae Family Dahlia Genus Tree dahlia Species
Asteraceae > Dahlia > Dahlia imperialis
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  • Flower
  • Forb/herb
  • Perennial
Height
300cm ~ 800cm
Flower Color
Leaf Color
Anthesis
fall
Sunlight Exposure
Full Sun
Hardiness Zones
7-10
Cold resistance
Fair
Heat resistance
Good
Habitat of origin
Mexico, Guatemala
Growth Rate
Fast

What is Tree dahlia (Dahlia imperialis)?

What is Tree dahlia (Dahlia imperialis)

Dahlia imperialis, also known as Tree Dahlia, is a tall perennial plant from the greater Mexico region and Central America. It can reach heights up to 20 feet. This plant produces large flowers around 12 inches wide that exhibit pink, purple, white, or yellow petals. Tree Dahlia grows from underground tubers that store nutrients, allowing the plant to survive during dormancy. This plant prefers a sunny location and well-draining soil. It cannot tolerate frost. The tubers should be planted in spring after the last frost. In summary, Tree Dahlia is an attractive plant known for its huge multi-layered flowers. It thrives in full sun and well-drained soil.

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Flower meaning

The petal symbolism linked to the Imperial Dahlia within America is sophistication and honor. The imperial Dahlia, recognized as Dahlia imperialis, constitutes a high and majestic organism generating exquisite petals. Its elegant facade and kingly build have fashioned it an emblem of grace and refinement. Inside floral communication, bestowing an individual an Imperial Dahlia could convey an inscription of wonder and esteem. It is frequently operated to verbalize thankfulness for somebody's polished attributes or to eulogize their feats. While the communication of petals could alter, the Imperial Dahlia's linkage with elegance and dignity persists consistent. It is not pondered a birth petal for any precise month or epoch.

DaisyDawn
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Calendar of Tree dahlia (Dahlia imperialis)

Calendar

Tree dahlia. The flora is scientifically Dahlia imperialis. Seasonal perennial flora blossoms late summertime or early fall United States. Blossom period Tree dahlia differ climate location. Nonetheless, generally, Tree dahlia flowers best September October. Tree dahlia blooming continues weeks, vibrant flowers. Longer blooming, adequate sunlight, water, nutrients. Regular deadheading faded flowers continuous blooming. Additionally, protect extreme weather, support tall stems longer lasting healthier blooming time.

DaisyDawn
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How to grow Tree dahlia (Dahlia imperialis)

Watering

Break the lively period usually becomes in spring and summer. The Tree dahlia flower requires normal hydromassage to keep soil wetness. It is urged to aquaculture the flower intensely once or twice a period, ensuring the soil is uniformly wet but not waterlogged. The volume of fluid required can modify based on the dimension of the flower and the climate situations, but usually, providing circa 1 move of fluid weekly is ample. Conversely, during the quiescent seasoning in fall and day of rest, the Tree dahlia flower needs less frequent hydromassage. It is pivotal to sanction the soil to dehydrate slightly between waterings to hinder root decomposition. Observing the soil moisture plane and adjusting the watering rate consequently is focal for the wellbeing and force of the Tree dahlia.

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Soil and Fertilizer

The admirable and prized Tree dahlia needs rich, loose soil to thrive successfully. This showy flower does best when planted in fertile ground that allows water to drain well, avoiding overly damp conditions which can lead to unhealthy roots. To maximize the growth of Tree dahlias, gardeners can add balanced plant food in early spring when new sprouts first emerge and again midpoint of summer. Applying 1 to 2 pounds of fertilizer blend for every 100 square feet of ground will provide the nutrients these blooms require. Before fertilizing, having the dirt analyzed will show its composition and suggest the proper amount and fertilizer type needed for the site. Regular testing of the soil composition can also help keep the pH level ideal and make adjustments as required. In summary, plentiful Tree dahlia blooms result when planted in loose, fertile soil with suitable drainage, and a pH of 6.0 to 7.5. Applying balanced fertilizer twice yearly and routinely checking the soil will create the best environment for these prized flowers.

DaisyDawn
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Sunlight and Place

Tree dahlia, referred botanically as Dahlia imperialis, is a flora that demands unshaded sun lighting to prosper. It can tolerate both frigid and scorching heat, therefore suitable in diverse climatic conditions. However, acute temperatures, frost particularly, injure the flora. The prime surrounding for Tree dahlia is amid 60°F and 75°F (15°C and 24°C). In simmering seasons, furnish shade during the most torrid part of daylight to avert sunburn. In colder areas, the flora overwinters by pruning it to the terrain and blanketing it with a dense stratum of mulch. Regarding placement, embed Tree dahlia where it obtains at minimum 6 hours of straightforward sun per daytime. This flora blooms in complete sunlight and manifests more posies with augmented sun revelation.

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Advanced Information of Tree dahlia (Dahlia imperialis)

Pruning

The Horse chestnut, of the genus Aesculus, is a hefty tree that can reach a height of 30-40 metres. Horse chestnut wood has been very useful for furniture and woodworking. The nuts and leaves are toxic, but an extract from the seeds has been used to alleviate some symptoms of leg vein problems in humans. Pruning and cutting back at appropriate times is essential to maintaining the health and longevity of the Horse chestnut. Removing dead, diseased, crowded, and crossing branches through proper cutting helps the tree grow vigorously and avoid disease. Ideal periods for pruning are late winter, before spring growth starts, and after autumn leaf fall when the tree is dormant. It is advisable to prune immediately after flowering finishes to avoid removing potential flower buds for the next season. Sharp, clean tools should be utilized for all cuts. Following pruning, applying fertilizer and mulch provides needed nutrients and moisture retention. Regular inspection, watering, and pest management are also critical after cutting back.

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Planting and Harvest

The Tree dahlia's alternate English term is Imperialis Dahlia. The plant needs a minimum 12-inch-wide pot that gives draining for potting. Change the plant from its container gently for the new pot. Perlite mixed with potting soil makes well-draining mixture. Firm the soil lightly without air spaces. After potting, fully water it. The ground needs prepared by loosening and organic material adding if planting there. Dig a hole a bit bigger than the root ball. Replace the plant at the old level. Refill the hole, gently firming the soil. Fully water the plant after planting.

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Propagation

One can duplicate tree dahlias through numerous procedures like placing mature seeds, division, stem segments, and leaf pieces. To duplicate by planting fully developed seeds, gather ripe seeds from the shrub and place them in a potting blend that empties well. Keep the dirt soggy and give circuitous daylight. Germination typically requires around 2-3 weeks. For division, cautiously uncover the plant and separate the bundles into more modest areas, guaranteeing every area has roots and shoots. Replant the divisions in all around arranged soil, keeping them adequately watered. To duplicate through stem pieces, remove 4-6 inch stem cuts from solid plants. Eliminate the lower leaves and plunge the cut end in rooting chemical. Plant the cuttings in a potting blend that empties well and keep them in a warm, muggy climate. Rooting for the most part happens inside 4-6 weeks. Leaf pieces can likewise be utilized for duplication. Take solid leaves and cut them into areas, guaranteeing every area has a vein. Plant the leaf areas in a potting blend that empties well, keeping them soggy and in a warm climate. New plants will create from the leaf areas inside half a month.

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Pests and Diseases

Tree peony (Paeonia suffruticosa) can be plagued by some bugs and sicknesses. The tiny greenfly insect often bothers this green, sucking the juice and stunting growth. Washing the leaves with soapwater helps, as does neem repellent. The bothersome snail also eats holes in leaves and stems. Keeping the yard clean stops snails being attracted. Copper rings or crushed eggshells around the roots can also deter snails. Powdery mildew fungus makes a white coating on leaves, stems and petals. This can distort, yellow, and shed leaves early. Good airflow and avoiding wetting leaves helps prevent mildew. Sprays can also stop mildew before it starts. Tree peony can wither for different reasons, like too little water, nutrient deficiency, or root rot. Well-draining soil and regular watering is key, plus balanced feeding. Overwatering causes root rot and kills the plant. In summary, tree peony can suffer from greenfly, snails, powdery mildew fungus. Checking often, keeping the yard clean, using barriers and sprays helps prevent problems. Proper water, nutrients and drainage prevents withering.

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Habitat of Tree dahlia (Dahlia imperialis)

Habitat

Toxicity of Tree dahlia (Dahlia imperialis)

Health Benefits

edible
Inedible
Toxic
No toxicity

NO DATA

Toxic for dogs and cats

NO DATA

Q&A of Tree dahlia (Dahlia imperialis)

  • What Are the Planting Instructions for Tree Dahlia?

  • What Makes the Tree Dahlia Unique in Australia?

  • What Are the Different Colours of Tree Dahlia Flowers?

  • How to Care for a Tree Dahlia?

  • What Are the Characteristics of Tree Dahlia Leaves?

  • What Is the Giant Tree Dahlia and How to Grow It?

  • Is there a recommended way to choose Dahlia imperialis?