The Botanical Diary
B
Shrubs

Blue honeysuckle

Lonicera caerulea
Also known asblue honeysuckle, edible honeysuckle

Pollination partner required: plant a minimum of 2 different varieties for successful fruit set.

Regions
all regions
Colour
Жовто-білий
Blue honeysuckle (blue honeysuckle, edible honeysuckle)
🌸
Bloom
April–May
☀️
Light
Full sun / напівтінь
💧
Watering
Moderate
📏
Height
1,5–2 m
❄️
Hardiness
Zone 2b

Blue honeysuckle is one of the most valuable berry crops for the Ukrainian garden, as it brings the first harvest when other plants have scarcely begun to bloom. This shrub originates from the Russian Far East, where it has been cultivated for centuries, and is now conquering the hearts of gardeners worldwide. The plant astonishes with its hardiness and generosity: it flowers in April and May with delicate creamy blossoms, and by June it yields its first bluish berries, which taste like a blend of bilberry and raspberry with a subtle tartness.

Visually, blue honeysuckle is a compact, spreading shrub with fine, elongated foliage and slender, flexible branches. Popular cultivars include 'Kamchatka', 'Sinyaya Ptitsa', and 'Turksib', which differ in berry size and ripening time. The most prized are large-fruited forms that yield 2–3 kilograms of sweet berries per plant. Experienced gardeners combine them in the garden with currants and gooseberries, creating a genuine berry garden in a tiny space.

Growing blue honeysuckle is straightforward—it asks for a sunny or semi-shaded location and does not depend on soil composition. The only nuance often overlooked by beginners: this is a cross-pollinating plant, so plant at least two different varieties close to each other. Without this, the harvest will be meagre, even if you care for the bush perfectly.

Blue honeysuckle deserves a place in every garden because it is the first harbinger of the fruit season. When spring is still half-forgotten and the earth has just thawed from frost, you can already harvest the first berries and delight your family. It is not merely a plant—it is a herald of summer.

Location & soil

Blue honeysuckle — planting & location

LightFull sun / напівтінь
Soil typerich суглинок, рН 6–7
Planting timeOctober або April
Plant spacing1,5–2 m
Planting depthAt root collar level

The earliest edible berries in the garden (June).

Water needs

How to water Blue honeysuckle

IntensityModerate
FrequencyEvery 10–14 days (в)
Volume10–15
MethodAt the base

Maintain soil moisture during fruiting.

Annual care

Fertilizing and pruning: Blue honeysuckle

Spring fertilizingNitrogen (April)
Summer fertilizingNo feeding required
Autumn fertilizingSuperphosphate (August)
Pruning timeПісля збору врожаю (sanitary)
Pruning typeSanitary

Remove old branches and any branches touching the ground.

Cold hardiness

Blue honeysuckle — winter hardiness & care

Hardiness zoneZone 2b
Winter coverNot required (zones 2–3).
Cover timing
Plant protection

Diseases and pests of Blue honeysuckle

Garden design

What grows well with Blue honeysuckle?

Currant, Gooseberry, аронія