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Persian Walnut (Juglans regia)-i
Persian Walnut (Juglans regia)-i
Persian Walnut (Juglans regia)-i
Persian Walnut (Juglans regia)-i
Persian Walnut (Juglans regia)-i
Persian Walnut (Juglans regia)-i
Persian Walnut (Juglans regia)-i
Persian Walnut (Juglans regia)-i
Persian Walnut (Juglans regia)-i
Persian Walnut (Juglans regia)-i
Persian Walnut (Juglans regia)-i
Persian Walnut (Juglans regia)-i
Persian Walnut (Juglans regia)-i
Persian Walnut (Juglans regia)-i

Persian Walnut

Common name
English Walnut,Carpathian walnut
Scientific name
Juglans regia

Basic Information

Juglandaceae Family Juglans Genus Persian Walnut Species
Juglandaceae > Juglans > Juglans regia
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  • Broad-leaved tree
  • Tree
Height
100000cm ~ 3000cm
Flower Color
Leaf Color
Anthesis
spring
Sunlight Exposure
Full Sun
Hardiness Zones
4-9
Cold resistance
Good
Heat resistance
Fair
Habitat of origin
Iran
Growth Rate
Normal

What is Persian Walnut (Juglans regia)?

What is Persian Walnut (Juglans regia)

The tree of the English walnut has leaves in groups of 5 to 9. They grow on a tree that can be very tall. The leaves themselves have saw-like edges. Flowers of both sexes grow on the same tree. The male flowers hang down in long strands. The female flowers grow in bunches of 2 to 5. They make fruits with a green cover and a brown nut inside. The whole fruit falls off the tree in fall. The seed is large and tastes very good. This tree needs a lot of sun. It can handle cold down to zone 5. It makes pollen in May and nuts from October to November. Each flower is either male or female, but both kinds grow on the same tree. Wind takes pollen from male to female flowers. This tree also goes by the name Carpathian walnut. That name comes from the Carpathian Mountains where it grows naturally. The Carpathian type is known for big nuts that crack open easily. In stories, the walnut tree stands for wisdom. That’s because its nut looks like a brain. In Roman tales, the walnut was the tree of Jupiter, king of the gods. So it was seen as a royal tree.

Laura
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Flower meaning

The Croatian butternut, often referred to as the Hungarian hazelnut, has no precise arrangement jargon associated with it in European regions. This lacks due to its fundamental utilization as a diet inception instead of an aesthetic or figural bush. Separately, in the deeper context of stems and bolts, they commonly typify sensibility, potential, and endurance in distinct cultures. As an illustration, the butternut quercus in Keltic mythology is coupled with intelligence and judgment. This could potentially be assigned to the Croatian butternut, nonetheless it is not a widely admitted hieroglyphic. The Croatian butternut is not admitted as a genesis daisy in some period. The butternut quercus in Hispanic tradition is connected with sophistication and wisdom. This could possibly be applied to the Hungarian hazelnut.

Laura
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Calendar of Persian Walnut (Juglans regia)

Calendar

The blooming schedule of the Carpathian walnut progresses over the late April to early May timeframe within the US. Flowering peaks in May and June contingent on localized meteorological factors. Approximately a 2-3 week flowering duration manifests, with male inflorescences more evident than females. Furnishing suitable hydration and nourishment, chiefly in spring and early summer, can elongate the blooming interval and bolster nut yield. Late winter pruning may also encourage robust growth and subsequent flowering. Note that the Carpathian walnut is monoecious, bearing male and female flowers, which open at separate times hindering self-pollination.

Laura
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How to grow Persian Walnut (Juglans regia)

Watering

The Carpathian walnut requires attentive hydration for thriving. During the developing cycle, from early spring until early autumn, hydrate the organism once per seven days. Confirm the terrain is extensively soaked, however not waterlogged, to a depth of 1-2 feet. In the dormant cycle, from late autumn until winter, lessen hydration to once per fourteen days. The terrain ought to be somewhat moist, however not soggy. Observe terrain humidity often, aiming for a level of 50-70%. Excessive hydration can result in root decomposition, while insufficient hydration can induce leaf descent. Calibrate hydration rate and quantity grounded on atmospheric conditions, amplifying during torrid, arid eras and diminishing during rainy spells. Recall, the Carpathian walnut favors well-drained terrain, thus ensure appropriate drainage to impede waterlogging. In all instances, it's superior to deeply hydrate infrequently, rather than shallowly and frequently.

Laura
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Soil and Fertilizer

The forested plant, recognized as the Carpathian walnut, enjoys well-drained, profound, loamy terrain. The terrain pH ought to ideally exist between 6.0 and 7.5. This greenery is a weighty feeder and necessitates a high grade of sustenance. A adjusted manure, like a 10-10-10 (N-P-K), could be employed in early bounce before original augmentation starts. Apply around 1 pound of manure per inch of trunk width, spreading it uniformly encompassing the base of the tree. In extension to spring encouraging, a lighter use of manure could be helpful in early summer. Keep away from over-composting as this may prompt unnecessary vegetative development to the detriment of organic product creation. Ordinary soil testing is suggested to screen supplement levels and change preparation practices if necessary. Looking after great soil wellbeing, including sufficient natural issue and appropriate pH, is critical for the ideal development of the Carpathian walnut.

Laura
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Sunlight and Place

The Carpathian nut is tolerant of cold, although protecting fragile young trees from freezing conditions may help survival in very cold climates. Their dormancy in winter means less light is optimal then. This plant likes heat but not extreme heat, and occasional watering helps in very hot weather. Although thriving in sunlight, avoiding the most intense sunlight at midday prevents burnt leaves. Good airflow around the trees reduces fungal issues. Temperatures between 15 and 30 degrees Celsius are ideal, but the Carpathian nut can handle temperatures from minus 30 up to 40 degrees Celsius. At least 6 hours of direct sunlight daily maximizes growth. Plant in a spot getting ample sunlight.

Laura
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Advanced Information of Persian Walnut (Juglans regia)

Pruning

The Carpathian walnut tree needs regular trimming to stay healthy and make nuts. Trimming removes dead or sick branches. It also helps air move through the tree better. And it shapes the tree to make harvesting easier. The best time to trim is late winter or early spring. That's before new growth starts. When trimming, make clean cuts at an angle. Cut just above a bud or side branch. Don't take off more than 25% of the tree's leaves and branches in one year. After trimming, clean up and throw away the cut branches. This prevents disease spreading. If needed, put tree wound dressing on big cuts. This protects from pests and disease. Regular checking and care is key. This includes trimming. It helps Carpathian walnut trees stay healthy and make nuts long-term.

Laura
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Planting and Harvest

The Carpathian walnut is actually called Juglans regia. It's a big tree with a spreading root structure, so it's best grown right in the ground. You can grow it in a pot when it's little, but it needs a deep, big one for that main taproot. Bury the young walnut 1-2 inches down. Keep it damp but not soggy. If you have to shift it to a larger pot, be gentle with the roots. Dig it up and put it in the new pot, then fill around it with soil. Pack lightly around the trunk. If the tree's leaning or at a funny angle, you can rearrange it carefully and add or take away dirt until it's straight. Give it sun and don't forget to water. Just know that eventually this big walnut tree will need a permanent home in the ground or a gigantic pot.

Laura
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Propagation

The English walnut or Carpathian walnut tree, scientifically termed Juglans regia, is commonly multiplied through the sowing of seeds. To perform this, during autumn fully developed nuts ought to be collected and the outer husk removed. Next, the seeds must undergo stratification by placing them inside a bag having damp sand and refrigerating for 3 to 4 months. Post-stratification, the seeds could be sown about 1-2 inches deep in a site with nutrient-rich, fast-draining soil and unobstructed sunlight. Take care not to overwater as it can lead to rotting of the roots. While grafting can also increase Juglans regia numbers, it is complex and necessitates great expertise. In grafting, a mature tree's cutting is joined to another tree's rootstock. This technique is frequently leveraged to propagate specific cultivars of the Juglans regia. Remember that patience and care are needed for effective propagation.

Laura
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Pests and Diseases

The tree known as Juglans regia has potential vulnerability to various insect infestations and sicknesses. A frequent annoyance is the fly known as Rhagoletis completa, laying eggs within the shells of the tree's nuts and inducing decomposition and untimely dropping. The bacterium called Xanthomonas arboricola pv. juglandis also poses a major menace, generating dark blemishes on leaves, shells, and husks, prompting premature leaf loss and inferior nut quality. Preventing these problems requires consistent monitoring and well-timed application of suitable insecticides. For the bothersome fly, traps containing ammonium carbonate can track populations and find optimal times for spraying. For the bacterial illness, sprays with copper used during plant dormancy can decrease occurrences. Also, pruning for better air flow may reduce the dampness that enables bacterial expansion. Another sickness impacting Juglans regia is root decay from the fungus called Armillaria mellea. This causes the roots to decompose, leading to wilting and death. Unfortunately, there is no good chemical solution. The best prevention is avoiding planting where the disease has occurred before and ensuring drainage to reduce chances of infection. Finally, the beetle called Pityophthorus juglandis can transmit a fungus causing disease with many cankers. This generates numerous small cankers beneath bark, eventually killing the tree. Controlling the beetle using chemicals and removing infected trees can help manage this disease.

Laura
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Habitat of Persian Walnut (Juglans regia)

Habitat

Toxicity of Persian Walnut (Juglans regia)

Health Benefits

edible
edible
Toxic
No toxicity

NO DATA

Toxic for dogs and cats

NO DATA

Q&A of Persian Walnut (Juglans regia)

  • How Many Calories Are in English Walnuts?

  • What Are the Best Practices for English Walnut Decking Maintenance?

  • Carpathian Walnut vs Black Walnut: Which Is Better?

  • Is there a recommended way to choose Juglans regia?

  • What Diseases Commonly Affect English Walnut Trees?