Berry White Hydrangea (Hydrangea paniculata 'Renba') - white flowers, illustrated plant cardIllustration

Berry White Hydrangea

Hydrangea paniculata 'Renba'

Also called berry white, berry white panicle hydrangea and fraise melba

Berry White Hydrangea blooms from July through September.

Bloom calendar
Bloom time
Jul–Sep
checked
Hardiness
Zones 3–8
checked
Sun
Full sun
checked
Water
Moderate water
checked
Mature size
6.5 ft × 4.5 ft
checked
Type
Shrub
house classification

Months here are Northern Hemisphere months; in the Southern Hemisphere, shift them by six months.

Growing Berry White Hydrangea

Plant it in full sun. It prefers moderate water. It is hardy in USDA zones 3–8. Expect it to reach about 6.5 ft tall and 4.5 ft wide at maturity, in roughly 4 years (a house reading).

Is Berry White Hydrangea toxic to dogs or cats?

Lists differ and none is complete. If a pet eats a plant and seems unwell, call a veterinarian or a pet poison helpline.

Verification
What was checked

Mature height and spread, hardiness zones, sun, water, bloom months and color and the trait tags were checked against named botanical sources for this plant, with what the sources could not settle written down; years to mature size rests on a recorded house rule where no publisher states one, and is marked so; its common name and alternate names have not been checked yet. Each fact above carries its own mark. The planting, spacing and size sections are derived from these checked facts by a fixed rule, not checked separately, and the plant type is the library's own classification.

See the 14 sources it was checked against

When to plant Berry White Hydrangea

Plant Berry White Hydrangea in early spring as soon as the soil is workable, or in early fall at least six weeks before your first frost, so roots establish in cool weather. In zone 5, the middle of its hardy zones 3 to 8, spring means April to June and fall means August or September. Once settled, it blooms from July to September.

Month-by-month timing for your zone is on the planting calendar; if you garden near zone 5, the middle of this plant's hardy range, start with zone 5 in April. Derived from the plant's category, zones and bloom months plus typical zone frost dates, not checked separately.

How big does Berry White Hydrangea get?

Illustration of Berry White Hydrangea drawn to scale beside an adult6.5 fttall5 ft 7 inan adult4.5 ftwide
About 6.5 ft tall and 4.5 ft wide at maturity: a little taller than an adult.

See Berry White Hydrangea in a garden plan: the planner shows it in 3D beside everything else you add, growing toward this size over the years.

How far apart to plant Berry White Hydrangea

Derived from the mature spread above by a fixed rule, not checked separately: spacing is the spread, center to center.

Space Berry White Hydrangea about 4.5 ft apart, center to center, so each plant has room to reach its full width.

Plant them
4.5 ft apart
Per 10 sq ft
one needs about 20 sq ft
4 by 8 ft bed
about 1

Add Berry White Hydrangea to a garden plan and the planner draws it at its full width, so you see the spacing before you buy.

Where these facts come from

Berry White Hydrangea's height, spread, hardiness zones, sun, water, bloom months and color, trait tags, soil, diseases, pests and toxicity were checked against 14 published sources on October 5, 2026. Each one is linked below with every fact it carried, which can include a fact this page still marks as not yet checked, because a source carrying a value is not the same as the value being held to the standard. Facts not in that list, and the planting, spacing and size sections, are not covered by these sources.

  • Missouri Botanical Gardenentry for 'Renba' BERRY WHITEheight, spread, hardiness zones, sun, water, bloom months and color, trait tags, soil, diseases and pests
  • Plant Addictsthe store the queue names; Brand: First Editionsheight, spread, hardiness zones, sun, water, bloom months and color, trait tags, soil and pests
  • RHSRoyal Horticultural Society (record for [Fraise Melba] ('Renba'); a UK...height, spread, sun, water, bloom months and color, soil, diseases, pests and toxicity
  • gertens.comGertens, Inver Grove Heights, Minnesota (garden center and grower; its...height, spread, hardiness zones, sun, water, bloom months and color, trait tags and soil
  • springhillnursery.comSpring Hill Nurseries (mail-order nursery)height, spread, hardiness zones, sun, water, bloom months and color, trait tags and soil
  • firsteditionsplants.comFirst Editions (Bailey Nurseries' brand, the North American introducer)height, spread, hardiness zones, sun, water, bloom months and color and trait tags
  • pridescorner.comPrides Corner Farms, Lebanon, Connecticut (wholesale grower relaying t...height, spread, hardiness zones, sun, water and bloom months and color
  • NC State ExtensionHydrangea paniculata, the SPECIES pagesun, trait tags, soil, diseases, pests and toxicity
  • Pleasant Run Nurserywholesale growerheight, spread, hardiness zones, bloom months and color and trait tags
  • US plant patent (Google Patents)inventor Jean Renault, the breederheight, spread, hardiness zones, bloom months and color and diseases
  • whiteflowerfarm.comWhite Flower Farm, Connecticut (mail-order nursery)height, spread, hardiness zones, sun and bloom months and color
  • shop.baileynurseries.comBailey Nurseries wholesale catalog (the owner of the First Editions br...height, spread, hardiness zones and bloom months and color
  • active.inspection.gc.caCanadian Food Inspection Agency, Plant Breeders' Rights Office (variet...bloom months and color
  • ASPCAHydrangea entry, genus leveltoxicity

How the checking works, and what each standard covers, is on the verified plants page.

Good to know about Berry White Hydrangea

Curated from university extensions, botanic gardens and other primary sources, with the source named on every note.

Safety

Toxic to dogs, cats and horses; the leaves and buds hold a cyanogenic glycoside. Eating it mostly causes vomiting and diarrhea. per ASPCA

The Hydrangeas group

One of 24 in the Hydrangeas group. Same genus, similar care.

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