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Plum tree

Plum tree

Prunus domestica · Rosaceae

🌿 Common garden plant

📷 YAMAMAYA · CC BY-SA 3.0

ExposureFull sun
WateringModerate watering
Hardiness~-15 °C
Mature size~4 m
CareModerate
Bloomingfrom March to April
🐝 Bee-friendly🍽️ Edible⚠️ Toxic to pets

⚠️ Feuilles, tiges et noyaux ou graines mâchés contiennent des glycosides cyanogènes ; le risque dépend de la partie et de la quantité ingérées. Pour les espèces fruitières, la chair mûre dénoyautée est généralement sans danger.

The gardener's calendar

The right move for September

It's peak harvest for plum tree: pick regularly and at the right stage to boost production and extend the season.

JFMAMJJASOND Bloom Planting Harvest

ID card

Foliage
Deciduous
Flowering
March to April
Adult size
3 to 4 m in height
Growth
Moderate
Hardiness
Very hardy (down to -20°C)
Origin
Caucasus Asia
Soil type
Well-drained, slightly acidic to neutral
Fruiting
August to September

✓ Taxonomy verifiedSource: AI estimate · hardiness: reliability high.

Expert tips

✓ Taxonomy verified

The key tip

Mirabelle blooms on last year's wood: prune lightly after flowering (May) to encourage good branching, avoid autumn and winter. A rejuvenation pruning every 3-4 years maintains fruiting.

The common mistake

Severe winter pruning: you remove the flower buds and fruiting collapses the following year.

The pro's trick

After harvest (August), remove branches that have fruited and are weakening: this rejuvenates the crown and concentrates sap on young productive branches.

Care

Watering

Your plum tree appreciates regular watering, especially during summer droughts and after planting. Install a drip irrigation system or mulch the base to maintain consistent moisture without waterlogging. Gradually reduce watering in autumn to prepare the tree for winter dormancy.

Exposure

Your plum tree needs full sun (at least 6 to 8 hours per day) for abundant flowering and quality fruiting. Plant it in an open space, sheltered from strong winds that could damage the flowers in early season.

Pruning and shaping

Prune in late winter (February-March), before growth begins. Remove dead, crossing, or poorly oriented branches and open up the center of the canopy to encourage light penetration. Lightly reduce long branches to maintain balanced shape and facilitate harvesting.

Fertilizing

Your plum tree requires little fertilizer if planted in rich soil. An annual application of well-decomposed compost in spring is generally sufficient. You can supplement with balanced fertilizer during flowering if the soil proves poor.

Soil preparation

Your plum tree adapts to most soils but prefers well-drained substrate to prevent root rot. Enrich the planting hole with compost or horticultural peat. Ensure the pH is not too acidic and correct it if necessary with lime.

Health and pests

Your plum tree may be affected by peach leaf curl, scab, or certain pests (aphids, mites). Watch for curled or deformed leaves and act early. Good maintenance, open pruning, and adequate drainage limit the development of fungal diseases.

Did you know?

The plum tree has been cultivated for over 3,000 years and is one of the oldest fruit trees domesticated by humans. Dried plums, called prunes, were already a prized nutritious treasure among Oriental merchants in the Middle Ages, and this practice continues today, particularly in California and southwestern France.

Where to buy it

Best planted in autumn so the roots settle in before summer, or in early spring once the frost has passed. Pick a plant with healthy foliage and roots that are not exposed. Best time: March, October, November.

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Tips generated and checked by Viridia — adapt them to your local climate.