Sierappel

Malus 'Evereste'

Engels: Crab Apple

treeRosaceae

Sierappel (Malus 'Evereste') is a tree from the Rosaceae family that grows up to 6 meters tall. This plant thrives in full sun to partial shade and requires low maintenance. Blooms in spring and late spring with white, pink flowers and attracts bees and butterflies and birds.

Hoogte

400–600 cm

Breedte

300–500 cm

Zonligging

full sun, partial shade

Waterbehoefte

moderate

Grondsoort

loam, clay soil, chalky soil

Onderhoud

low maintenance

Bloeitijd

spring, late spring

Bloemkleuren

white, pink

Ecologische waarde

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Verzorgingskalender

Taak	Jan	Feb	Mrt	Apr	Mei	Jun	Jul	Aug	Sep	Okt	Nov	Dec
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Care tips

Planting

Malus 'Evereste' thrives in full sun or partial shade, though flowering and fruiting are best in a sunny position. It tolerates a wide range of soils—loam, clay, and chalky—provided drainage is reasonable. Avoid waterlogged sites, but this crab apple is otherwise unfussy and suits most garden conditions across temperate Europe. Plant bare-root trees between October and November or in March, when the soil is workable and not frozen or waterlogged. Container-grown specimens can go in at any time during the dormant season, but autumn planting allows roots to establish before spring growth. Dig a hole twice the width of the root ball but no deeper than the root system itself; the soil mark on the stem should sit level with the surrounding ground. Break up compacted soil at the base and sides of the hole to encourage roots to spread. Space trees 500 cm apart to allow for their mature spread of 3 to 5 metres. If planting in a lawn, clear a circle at least one metre in diameter around the base to reduce competition from grass. Position the tree so the graft union (a slight bulge near the base of the stem) remains above soil level. Backfill with the excavated soil, firming gently with your heel as you go to eliminate air pockets. Water thoroughly after planting—at least 20 litres for a bare-root tree—even if the soil is already moist. Drive in a sturdy stake at a 45-degree angle to avoid damaging the root ball, and secure the stem with a tree tie, leaving room for growth. Apply a 5–7 cm layer of well-rotted compost or bark mulch around the base, keeping it clear of the trunk to prevent rot.

Pruning

Prune Malus 'Evereste' during dormancy, between November and February, when the tree is leafless and you can see the branch structure clearly. Winter pruning minimises stress and reduces the risk of disease entering fresh cuts. Avoid pruning in late spring or summer, as this can stimulate soft growth vulnerable to frost and may remove flower buds for the following year. Crab apples fruit on short spurs on older wood, so the aim is to maintain an open, balanced crown rather than heavy annual cutting. Use clean, sharp secateurs for stems up to pencil thickness and a pruning saw for anything larger. Start by removing any dead, damaged, or diseased wood, cutting back to healthy tissue. Then take out crossing or rubbing branches that crowd the centre, as good air circulation reduces the risk of scab and mildew. Remove any vigorous upright shoots (water sprouts) growing from the main branches or trunk; these rarely flower well and spoil the tree's shape. If two branches compete for the same space, choose the better-placed one and remove the other cleanly at its base. Aim to keep the canopy open enough that light reaches the interior, but don't over-prune—crab apples naturally develop a rounded, slightly dense habit. Young trees benefit from formative pruning in the first three to five years to establish a clear trunk and well-spaced framework of branches. Once mature, Malus 'Evereste' needs only light maintenance: a tidy-up every two or three years is usually sufficient. If the tree becomes congested or lopsided, spread corrective work over several winters rather than removing large amounts of growth in one go.

Maintenance

Malus 'Evereste' has moderate water needs. Water newly planted trees regularly through their first spring and summer—once or twice a week in dry spells—to help roots establish. Mature trees are fairly drought-tolerant but benefit from deep watering during prolonged dry periods, especially when fruit is developing in late spring and summer. Avoid shallow, frequent watering, which encourages surface roots. Feed in March or April with a general-purpose granular fertiliser such as Growmore or blood, fish, and bone, scattered in a circle around the drip line of the canopy and lightly forked in. A single application each spring is sufficient; over-feeding promotes leafy growth at the expense of flowers and fruit. Mulch annually in early spring with well-rotted compost or bark, maintaining a 5 cm layer but keeping it clear of the trunk. This cultivar is fully hardy across zones 4a to 8b and needs no winter protection. The small, persistent fruits provide interest well into winter and are valuable for birds. Maintenance is low, but watch for apple scab, which causes dark blotches on leaves and fruit, particularly in wet seasons. Rake up and dispose of fallen leaves in autumn to reduce overwintering spores. Powdery mildew can affect young shoots in dry springs; improve air circulation through light pruning if necessary. Aphids may cluster on soft new growth in spring, and caterpillars occasionally damage leaves in summer, but neither usually warrants treatment on ornamental trees. Canker—sunken, cracked patches on branches—can occur on stressed trees; prune out affected wood in winter. Keep the base of the tree clear of weeds and grass to reduce competition and improve vigour.