La peony It is one of the most striking and appreciated flowers in gardening, recognized for its lush blooms and elegant appearance. Its adaptability and beauty have made it a benchmark in both gardens and terraces, and even as a houseplant in certain conditions. Thanks to its ability to thrive in a wide range of soils, including calcareous ones, the peony is an ideal choice for those who want a spectacular flowering with accessible care.
There are many varieties of peonies, each with its own distinctive color, size, and scent. You'll find flowers in shades of pink, red, white, or purple, with a unique and intoxicating fragrance. If you're wondering how to care for a peony so it looks splendid and healthy for years to come, here's the most complete and detailed guide to its characteristics, types, and... essential care, both in the garden and in a pot.
Botanical characteristics and origin of the peony
La peony belongs to the genus Paeonia and has been cultivated for over 2.000 years, especially in China and Japan, where it is known as "sho yu," which translates as "the most beautiful." This plant has been linked to nobility and Eastern culture for centuries, appreciated both for its ornamental beauty and its traditional medicinal properties.
Its scientific name honors Peon, a disciple of Asclepius, the Greek god of medicine, to whom mythology attributes the transformation of the latter into a flower due to his teacher's jealousy. Peonies arrived in Europe in the 17th century and have since established themselves as a symbol of elegance and sophistication in gardens and floral arrangements.
Peonies are notable for their rounded shape and large petals, which can be single, semi-double or fully double, forming corollas up to 25 cm in diameter in some varieties. The foliage, of a intense green and lobed, reinforces the decorative value of the plant and persists until the first cold weather, when the aerial part of many species disappears to sprout again strongly in spring.
Currently, more than 40 species of the genus are recognized. Paeonia, which can be divided mainly into two large groups:
- Herbaceous peonies: They develop soft stems, die back in winter, and sprout again each spring. They generally do not exceed a meter in height and tend to grow horizontally.
- Shrub or tree peonies: They have woody stems and can reach between 1,5 and 2,5 meters in height and spread. They are long-lived, robust, and form large, multi-trunk shrubs.
- Itoh hybrid peonies: They are intersectional and combine characteristics of both herbaceous and shrubby plants, with spectacular flowers and vigorous growth. They lose their aerial parts in winter and sprout again in spring.
Its longevity is remarkable: a well-cared-for peony can bloom for several decades (even 50-100 years for older specimens) and, once established, is resistant to common diseases and pests. The plant is deciduous and, depending on the species, can withstand very low temperatures (hardiness zones 5 to 9, down to -29°C).
Main species and varieties of peony
The diversity of peonies It is extraordinary, with hundreds of ornamental cultivars and an ever-expanding list thanks to hybridization work. Some of the best-known and most appreciated species and varieties include:
- Paeonia officinalis: The common or European peony, a perennial herbaceous plant, grows to approximately 70 cm tall. With large leaves and flowers up to 13 cm in diameter, in shades of pink and red, it is very resistant to cold and common in traditional gardens.
- Paeonia anomala: Of similar size, 50-100 cm, it usually produces a single flower per stem and has variants in red, pink and white (the latter being very rare).
- Paeonia lactiflora: Known as the Chinese peony, it is famous for its round flowers (8-16 cm) with petals in shades of pink, white, or crimson and striking yellow stamens. It is widely used in bridal bouquets and floral arrangements.
- Paeonia cambessedesii: Native to Mallorca, it has pink flowers measuring 6 to 12 cm, purple stamens, and yellow tips. It is highly decorative and exclusive.
- Paeonia suffruticosa: The classic bush peony or tree peony, native to China. Its flowers can be white, yellow, orange, red, purple, etc., and it comes in a wide variety of hybrids.
- Itoh Hybrids: Cross between Paeonia suffruticosa y Paeonia lactiflora, have gigantic flowers, double blooms and very ornamental foliage. The variety Bartzella It offers yellow flowers with magenta hues and a citrus aroma.
Among the favorite cultivars of florists and gardeners are:
- Sarah Bernhardt: Huge peony with curly petals, light pink, with extraordinary vigor and sweet perfume.
- Maximum Holiday: Large in size, pure white in color, highly appreciated in arrangements for its elegance.
- Duchess of Nemours: White, fragrant flowers, ideal for bouquets and elegant decor.
- Coral Charm: Semi-double, very striking for its coral and peach tones.
- Alexander Fleming, Raspberry Sundae, Edulis Superba: With intense and aromatic pink flowers.
- Krinkled White, Honey Gold, Tom Eckhardt: White, cream, yellow or fuchsia pink, all of them hardy and of great ornamental value.
How and when to plant peonies?
The peonies, whether purchased bare root or container, should be planted when the plant is dormant, preferably between Fall and Spring (October to March in the Northern Hemisphere). Fall planting is ideal because it allows the root system to establish before spring budding.
- Prepare the soil: Use a substrate with plenty of organic matter, good aeration, and excellent drainage. The optimal mix is ​​usually 60-70% topsoil and 30-40% perlite, worm castings, or compost. Avoid leafy soil and heavy, waterlogged soils.
- Planting depth: It is crucial not to plant too shallow or too deep. peony buds (eyes) They should remain about 2-3 cm below the soil surface, never more than 5 cm, to ensure proper sprouting and future flowering.
- Distance: If you plant several peonies, leave 70 to 90 cm between plants. This will prevent competition for light and nutrients and allow for their development.
- Initial irrigation: Water thoroughly after planting to allow the substrate to settle and allow the roots to come into contact with the soil.
- Protection: Mark the spot with a stake or sign, especially in gardens where it may go unnoticed during the winter to prevent accidental damage.
It is advisable to install one organic mulch layer on the base to retain moisture and protect the roots from the cold. Materials such as straw or dead leaves are ideal for this purpose.
Complete peony care guide
Proper peony care allows it to bloom spectacularly and reach its full splendor year after year. Here are all the details about light, irrigation, soil, fertilization, pruning, transplant y support:
- Location: It prefers sunny locations, with at least 6 hours of direct sunlight. In very hot climates, morning sun exposure and light shade during the hottest hours are recommended. Avoid strong winds, which can damage the flowers. Do not plant it near trees or shrubs that compete for nutrients and moisture.
- Temperature: It tolerates intense cold and requires a cold winter (600-700 hours of winter chill) to flower properly. In summer, it can withstand high temperatures as long as the soil remains moist but not waterlogged.
- Ground: Deep, fertile, with a good humus content, and well-drained soil. It tolerates a neutral or slightly alkaline pH. If the substrate is clayey, add perlite, coarse sand, or gravel to the bottom of the hole to improve drainage.
- Irrigation: Maintain the substrate slightly damp throughout the growing season, avoiding waterlogging. In spring and summer, water every 2-3 days (depending on the weather and rainfall). In winter, once a week is sufficient, but only if there is no rain.
- Subscriber: Apply organic fertilizer (humus, compost, well-rotted manure) in the fall and a fertilizer rich in phosphorus and potassium in the spring. Avoid overdoing it with nitrogen, as it stimulates leaf growth at the expense of flowering.
- Pruning: Remove faded flowers after blooming by cutting below the flower head to encourage new blooms. In late fall, cut the stems of herbaceous plants to ground level; in shrubs, remove only dead or damaged branches, preserving the main structure.
- Transplant: They don't like to be moved, so choose the final location carefully. If repotting is necessary, always do so when the peony is dormant (fall-early spring), disturbing the roots as little as possible and preserving at least three buds per division.
- Support: The most vigorous, large-flowered varieties may require circular stakes to prevent the stems from bending under the weight.
- Multiplication: The root can be divided every 2-3 years in autumn, choosing pieces with at least three buds and planting them at the depth described.
Prevention and treatment of diseases and pests
Peonies are very resistant plants, but they can suffer from fungal diseases if there is excess humidity or waterlogging, such as in botrytis (gray mold). To prevent:
- Avoid wetting leaves and flowers when watering.
- Maintain good ventilation and remove dry plant debris.
- Use organic fungicides if spots or rot appear.
The ants They often go to the buds to feed on the sugary substance they exude, and far from harming the plant, they can actually encourage the buds to open. Only act if you detect specific harmful pests.
Potted peony care
The peonies They can be grown in large pots (minimum 30-40 liters) as long as some requirements are met:
- Use a light and loose substrate, a mixture of peat, perlite, coconut fiber and worm humus.
- Place a layer of gravel or expanded clay on the bottom to improve drainage.
- The container should have drainage holes and enough space for root development.
- Potted peonies can last 1 to 2 years before needing repotting or dividing.
- Provide at least 6 hours of direct sunlight and protect them from extreme heat and wind.
- Water more frequently, as the substrate in the pot dries out faster than the soil.
- Apply fertilizer in spring and fall.
- Avoid unnecessary transplants and choose a large, stable pot from the start.
In indoor spaces, place the pot next to a south or west facing window to ensure sufficient light, always away from drafts or heat sources and preventing the substrate from drying out completely.
Flowering and life cycle of the peony
La peony It blooms from late spring to early summer, usually from May to July, although the exact duration varies depending on the variety and climate. Generally, the buds take between four and five days to fully open once they reach maturity. This flowering period can last several weeks, especially if you combine varieties from different cycles.
Occasionally, newly planted peonies do not bloom in the first year, as they require a period of adaptation (1-3 years). Once established, they can produce abundant and large flowers, some varieties even for a period of XNUMX-XNUMX years. 50 years the poor.
Curiosities, symbolism and meaning of the peony
La peony It is a traditional symbol of honor, happiness, love, and wealth, especially in Chinese culture, where it is considered the "queen of flowers." This symbolism has spread to the West, where the peony frequently appears in bridal bouquets and at important celebrations, in addition to being associated with beauty and fortune in the home, especially according to Feng Shui.
The meaning also varies depending on the color of the flower:
- White peony: Shyness, remorse and good wishes.
- Soft pink peony: Romantic, associated with prosperity and sweet love.
- Hot pink or fuchsia peony: Attraction, joy and happiness.
- Red peony: Passion, respect, honor and abundance.
- Yellow peony: New beginnings, forgiveness and repentance.
Some legends attribute the origin of the name to Paeon, the physician of the gods in Greek mythology, transformed into a peony by the jealousy of Asclepius.
- Why aren't my peonies blooming? Usually due to planting them too deep, lack of sunlight, or a short time from transplant. Be patient, as they can take up to three years to flower after planting.
- Is it necessary to prune a lot? Herbaceous peonies require pruning almost to ground level after flowering; shrubby peonies only minimally to remove dead branches.
- Can they live in a pot indefinitely? It is best to move them to the garden after 1 or 2 years or divide the root to maintain their vigor if they remain in a pot.
- Do ants damage the flower? No, they simply seek out the sweet resin that the bud exudes and can help it open.
- Can different varieties be combined? Planting peonies with different flowering cycles ensures a longer flower period.
The scent of peonies varies depending on the variety: some are intensely fragrant, others only lightly scented. They are ideal as cut flowers, as they can last up to 10 days in a vase if cut when the buds are just opening and the water is changed regularly.
Peonies, with proper care and a perfect location, can transform any corner into a spectacle of color and delicate fragrance. Their slow but reliable growth, their resilience, and their symbolism have made this plant a living gem for garden lovers. If you dare to grow them, your patience and dedication will be rewarded with the most splendid flowers and long-lived of the ornamental world.
