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Lonicera caerulea var. kamtschatica

Blue honeysuckle

Common names: Kamchatka honeysuckle, Honeyberry, Mayberry

At a glance

Light
Full sun
Hardiness
Hardy down to −40 °C
Pruning
Jun–Jul
Harvest
May–Jun
Spacing
120 cm, rows 200 cm
Water need
Medium
Blue honeysuckle

This description was machine-translated.

Description

The Maibeere is the first berry of the year and ripens already in May (week 19 to 22), weeks before the strawberry. Its elongated blue fruits taste like a mix of blueberry and elderberry, sweet-sour with a fine spice. The shrub is extremely winter hardy, low maintenance and produces reliably after two to three years. Plant always at least two different varieties, for example 'Kamtschatka' and 'Wojtek', because the Maibeere needs a pollinator partner.

Care instructions

Plant the Maibeere in autumn (October week 42) or early spring (March week 11) in a sunny to partially shaded spot with humus-rich, slightly acidic soil. Keep the root area cool and moist with bark mulch. Cut only after a few years, then in winter (February week 7) remove only old, withered shoots to keep the shrub young.

The care notes were machine-translated from German.

Garden year

HarvestMay–Jun

Soil & site

Soil pH

4.0pH 5.5–6.58.0

Soil type

humus-rich, well-drained, loamy, moist

LightFull sun
Hours of sunat least 4 h a day
HardinessHardy
Water needMedium

The honeyberry likes humus-rich, fresh and slightly moist soil that is well drained and free of waterlogging. Unlike the blueberry, it does not need a strongly acidic soil: it tolerates slightly acidic to almost neutral values, but dislikes a calcareous subsoil. Because it is shallow-rooted, it is best to water it regularly in dry summers.

Feeding

Medium feeder

Months

Feb, Mar, Jun

Feed the honeyberry in early spring as it starts into growth: spread ripe compost shallowly around the shrub and rake it in lightly. Because it starts growing very early, give the first helping early rather than late. Horn shavings supply nitrogen slowly. After harvest in early summer you can give a second light helping of compost to strengthen the shrub for next year. Do not feed from high summer onwards, so that the wood ripens before winter. Overall the honeyberry is undemanding and manages with little.

Pruning

MonthsJun–Jul
SeasonSummer (after harvest)
Pruning typeThinning cut

Prune the honeyberry straight after harvest in June/July, because it fruits on one-year-old wood. The young shoots are left standing. From the 3rd to 4th year in place, take out the oldest shoots close to the ground each year (at most a quarter) and spare the strong fruiting shoots; do not cut back the tips.

Overwintering

The honeyberry is extremely hardy and needs no winter protection at all in the bed: no mulch, no fleece, just leave it standing. Straight after harvest, thin out the oldest, barky shoots close to the ground; only container plants you move to a sheltered house wall or indoors, cool and bright, because the root ball can otherwise freeze through.

Propagation

Methods

  • Cuttings
  • Layering
  • From seed

The most reliable method is propagation by cuttings, which also gives you true-to-type young plants. In early summer, best straight after harvest in June, cut out shoots of this year about 20 to 30 cm long that have not yet fully hardened. Each cutting should have at least three to four nodes. Remove the leaves in the lower third and shorten the remaining leaves by half, so that the plant loses less water through evaporation. Insert the shoots into nutrient-poor, loose substrate and keep it constantly moist. Even moisture is crucial for rooting. Alternatively, flowerless softwood cuttings (shoots without flower buds) also work very well in spring. You can overwinter the rooted cuttings cool, bright and frost-free; the following spring you then plant them in the bed.

Layering is even easier: in spring, bend a flexible branch growing close to the ground down to the soil, fix it with a hook and cover the middle of the shoot with soil. Leave the shoot tip standing upright. After a few months the buried section has formed its own roots; then you separate it from the mother plant and transplant it.

Sowing is possible if you crush berries from a ripe plant, free the seeds from the pulp and either sow them directly outdoors in autumn or, after a cold period in the fridge (seeds mixed with moist sand, kept cool for a few weeks), put them in the soil in spring. But allow several years until the first harvest and expect seedlings not to be identical to the mother plant.

Companion planting

Companion planting is partly traditional gardening lore. Where the reason is known, it is given.

For your garden

Grow Blue honeysuckle yourself

Gartenkern tells you when frost is coming, when to sow and when to harvest, for your location.

Notes from real gardens

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