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Plant care

Sea Buckthorn 'Leikora' (Leikora sea buckthorn) care

Hippophae rhamnoides 'Leikora'

Also called Leikora sea buckthorn.

RHS H7USDA 3-8Mildly toxic to petsIndoor Around 4m tall and 2.5-4m wide at maturity

Watering rhythm

Direct sun (at least 4-6 hours)

Water to establish, then only in drought

Light

Direct sun (at least 4-6 hours)

Soil

Poor, sandy, sharply drained soil; salt-tolerant

Humidity

Ambient outdoor

Temp

-40 to 30°C

Pet safety

Mildly toxic to pets

Mature size

Around 4m tall and 2.5-4m wide at maturity

Care at a glance

Light

Most houseplants will scorch where sea buckthorn 'leikora' thrives. Give it the windowsill you'd otherwise leave empty because everything else burned there. Needs full sun for reliable flowering and the heavy berry set it is grown for. Shade sharply reduces cropping; site in an open, bright, unshaded position. A plant moved abruptly from low light to direct sun bleaches in 48 hours — always acclimatise over a week.

Watering

For sea buckthorn 'leikora' in the ground or in a bed, aim for water to establish, then only in drought. Soak the root zone rather than misting the foliage; deep, less-frequent watering trains roots downward and produces a more drought-resilient plant by mid-season. Very drought-tolerant once settled. Keep watered through the first season; mature plants need extra water only during prolonged dry spells while fruit is forming.

Soil and pot

Sea Buckthorn 'Leikora' grows best in poor, sandy, sharply drained soil; salt-tolerant. Prefers lean, free-draining ground and copes with coastal salinity. As a nitrogen fixer it needs no rich soil and resents heavy, wet clay; ensure good drainage. A pot with a working drainage hole is non-negotiable for this species — even free-draining mix will turn soggy in a closed planter. If you love the look of a decorative pot without a hole, use it as a cachepot around an inner nursery pot you can lift out to water.

Humidity and temperature

Sea Buckthorn 'Leikora' sits happiest at around Ambient outdoor humidity and -40 to 30°C (-40 to 86°F). Fully hardy outdoor shrub, unfazed by dry, windy or salt-laden coastal air. No humidity management required. If you keep the room above year-round and avoid placing the plant near a cold draught, a hot radiator, or an air-conditioning vent, you have already handled the two biggest indoor stressors.

Fertilising

Feed sea buckthorn 'leikora' sparingly. Minimal. Self-supplies nitrogen via root nodules, so skip nitrogen feeds. On very poor soil a light potassium feed in spring can boost fruiting; otherwise an annual organic mulch is plenty. Skip fertiliser entirely on a stressed, recently-repotted, or actively wilting plant — fertiliser salts make damage worse, not better. Wait for a round of healthy new growth before resuming a feeding rhythm.

Common problems

Below are the issues we see most often on sea buckthorn 'leikora' in the Growli community. Each is annotated with the most common cause so you know where to start.

  • No fruit without a male'Leikora' is female. It will only berry if a male sea buckthorn such as 'Pollmix' is planted within wind-pollination range; one male can service several 'Leikora' plants.
  • Difficult, thorny pickingBerries are densely packed among sharp spines and hold firmly to the stem. Cutting fruiting branches and freezing them, then shaking off the berries, is the usual workaround.
  • Suckering spreadLike the species it suckers from the roots and can colonise nearby ground. Site where suckers can be controlled, or use it as a windbreak or thicket where spread is welcome.
  • Pale leaves on rich groundOver-fertile or wet soil causes yellowing and weak growth. Plant in lean, sandy, well-drained soil and avoid feeding nitrogen to keep foliage healthy and silver.

Propagation

Propagate this female clone vegetatively to preserve its gender and cropping: hardwood or softwood cuttings, layering or root suckers all work. Do not raise from seed if you want guaranteed female, fruiting plants. Propagation is the cheapest, most satisfying way to expand a collection — and it doubles as insurance against losing a mature plant to an accident. Take a backup cutting once the parent is established and healthy.

Toxicity to pets

Sea Buckthorn 'Leikora' is mildly toxic to pets. Hippophae rhamnoides 'Leikora' is not individually listed by the ASPCA, and the species is absent from its toxic and non-toxic plant database, so pet status is unconfirmed. Berries are eaten by people, but safety for cats and dogs is unestablished and the thorns pose a physical risk. Treat with caution and verify with a vet. If you keep cats, dogs, or curious children in the house, weigh placement carefully — a high shelf or a hanging planter is enough for casual safety. For severe ingestion incidents, call your local vet and the ASPCA Animal Poison Control Center (in the US, 888-426-4435).

Pet-safety status is sourced from the ASPCA Toxic and Non-Toxic Plant List, which catalogues the most-asked-about plants for cats, dogs, and horses.

Sea Buckthorn 'Leikora' care — frequently asked questions

What is the common name for Hippophae rhamnoides 'Leikora'?

Hippophae rhamnoides 'Leikora' is most commonly called Sea Buckthorn 'Leikora', but it is also known as Leikora sea buckthorn. The names refer to the same species, so care instructions for Sea Buckthorn 'Leikora' apply identically to anything sold as Leikora sea buckthorn.

How much light does sea buckthorn 'leikora' need?

Sea Buckthorn 'Leikora' grows best in direct sun (at least 4-6 hours). Needs full sun for reliable flowering and the heavy berry set it is grown for. Shade sharply reduces cropping; site in an open, bright, unshaded position.

How often should I water sea buckthorn 'leikora'?

Water sea buckthorn 'leikora' water to establish, then only in drought. Very drought-tolerant once settled. Keep watered through the first season; mature plants need extra water only during prolonged dry spells while fruit is forming. The finger-test (or lifting the pot to feel its weight) beats a fixed weekly calendar because pot size, light, and season all change how fast the soil dries.

Is sea buckthorn 'leikora' toxic to cats and dogs?

Sea Buckthorn 'Leikora' is mildly toxic to pets. Hippophae rhamnoides 'Leikora' is not individually listed by the ASPCA, and the species is absent from its toxic and non-toxic plant database, so pet status is unconfirmed. Berries are eaten by people, but safety for cats and dogs is unestablished and the thorns pose a physical risk. Treat with caution and verify with a vet.

What USDA hardiness zone does sea buckthorn 'leikora' grow in?

Sea Buckthorn 'Leikora' is rated for USDA zone 3-8 and RHS hardiness H7. Outside that range, grow it as a container plant that overwinters indoors before the first hard frost.

Sea Buckthorn 'Leikora' deep-dive guides

Every aspect of sea buckthorn 'leikora' care, each with its own calibrated guide:

Related guides

Sea Buckthorn 'Leikora' is also commonly called Leikora sea buckthorn.