scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: Plant Care
Rubus insons L.H.Bailey
Updated · Sources · How we source care data
This plant is known for its deeply lobed, palmate leaves with serrated edges, giving it a unique and striking appearance. Originating from the mountainous regions of Japan, Rubus insons is highly sought after by plant collectors for its rarity and ornamental value in gardens and landscapes.
Every 3–5 days
Full sun to partial shade
50–80°F
40–70%
At a glance
How do you care for scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat:?
Plant scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: in full sun to partial shade (USDA zones 3a–8b) and water a young shrub every 3–5 days until it is established. It tolerates temperatures of 50–80°F (10–27°C). Fertilize it every 6 months during the growing season.
Where Is the scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: Native To?
What Is the scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat:?
scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: (Rubus insons) belongs to the Rosaceae family within the Rubus genus. scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: is native to eastern and central North America from Newfoundland south to Georgia, west as far as Ontario, Minnesota, Nebraska, Missouri, and Arkansas.
scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: displays a spreading, thicket-forming shrub growth habit, reaching up to 4 ft tall with a spread of approximately 6 ft. scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: produces white or pink five-petaled flowers in clusters.
Leaf size: approximately 4 inches.
How Often Should You Water a scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat:?
Water a young or newly planted scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: every 3–5 days, soaking the whole root zone, until it is established — usually one to two growing seasons. Established shrubs mainly need water during long dry spells. In a container, water whenever the top few centimetres of soil are dry.
Watering Frequency
Every 3–5 days
Until established; then in dry spells
What Light Does the scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: Need?
scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Temperature and Humidity Does the scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: Prefer?
Rubus insons tolerates temperatures of 50–80°F. scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: prefers humidity levels of 40–70%.
Temperature
50–80°F
Humidity
40–70%
What Soil Mix Works Best for a scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat:?
Well-draining loamy soil with added compost for nutrients. Good drainage is essential for scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat:?
Feed scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: every 6 months during the growing season with a balanced, slow-release fertilizer at the rate on the label. Established shrubs in good soil often need little extra feeding, so let weak growth or pale foliage guide you.
Stop feeding by late summer so new growth can harden before winter.
Fertilizing
Every 6 months
During the growing season
The PlantoScan app can remind you when to water and when to fertilize each plant.
Where Should You Plant a scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat:?
Choose a spot with full sun to partial shade and well-draining loamy soil with added compost for nutrients. Avoid low spots where water collects after rain.
scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: is suited to USDA Zone 3a – 8b.
Plant container-grown or balled-and-burlapped shrubs in spring or early autumn, setting the root flare at soil level, and water well after planting.
How Far Apart Should You Plant a scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat:?
scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: can spread to about 6 ft (1.8 m) and reach about 4 ft (1 m) tall. Space plants about 6 ft (1.8 m) apart so mature crowns don't crowd each other, and plant at least half that distance from buildings, fences and paths.
Planning a row or hedge? Try the plant spacing calculator.
How Do You Prune a scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat:?
Prune scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: while it is dormant in late winter: first remove dead, damaged and crossing branches, then thin lightly for shape.
If it flowers in spring, prune right after flowering instead so you don't remove next year's buds. Never take off more than about a quarter of the shrub in one year.
How Do You Care for a scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: in Winter?
scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: is hardy down to USDA zone 3a, so once established it can stay outdoors through winter in that zone and warmer ones.
Water deeply in late autumn before the ground freezes, and spread a 5–8 cm (2–3 in) layer of mulch over the root zone, keeping it away from the trunk.
Young and container-grown shrubs need extra protection: roots in a pot freeze much more easily than roots in the ground.
How Do You Propagate a scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat:?
scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: can be propagated through division, stem cuttings, layering. Similar propagation techniques also apply to black raspberry plant care, which shares the same genus.
Is the scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat:, so we can't confirm whether it is safe for cats and dogs. Keep pets from chewing it as a precaution.
This is a general caution, not veterinary or medical advice. If your pet ate a plant, contact your vet or animal poison control.
See all plants toxic to cats and plants toxic to dogs.
What Pests and Diseases Affect the scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat:?
scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: is susceptible to aphids, spider mites, raspberry fruitworm. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.
Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.
What USDA Hardiness Zone Does the scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: Need?
scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: grows outdoors in USDA Zone 3a – 8b. It survives winters down to planting zone 3a. scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: is native to eastern and central North America from Newfoundland south to Georgia, west as far as Ontario, Minnesota, Nebraska, Missouri, and Arkansas.
Hardiness Zone
Zone 3a – 8b
Keep exploring plants
scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.
It belongs to the Rubus genus — compare its care with other Rubus species on PlantoScan.
Rubus is part of the Rosaceae plant family — browse all Rosaceae genera and species.
scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: thrives in bright light and direct sun — see other bright-light plants.
More Rubus Species
Other Rubus species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Rubus insons L.H.Bailey, family Rosaceae (first published in Gentes Herbarum 2: 394. 1932) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat:, so we can't confirm whether it is safe for cats and dogs. Checked against the ASPCA plant list; any other toxicity note on this page comes from PlantoScan's plant database.
- Hardiness zone: USDA Zone 3a – 8b, estimated from the plant's typical growing conditions.
- Care values(watering, light, temperature, humidity, soil, fertilizing): PlantoScan's plant database, filtered by automatic plausibility checks — values that fail them are hidden. How we source and check plant data.
Spotted a mistake? Email info@upvision.media with the page link — we check and correct reported errors.
Identify Plants Like the
scientific_name: Rubus insonscommon_name:family: Rosaceaenative_to: Eastern United Stateshabitat: Instantly
Scan any plant with your phone camera and get instant ID, care tips, water and fertilizer reminders, and health checks — all in one app.
Free
to download
iOS & Android
platforms
Light & dark
mode
100,000+
species
