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Choose your climateBased on winter hardiness only.

Shrub · Hydrangeaceae family

Slender pride of Rochester

Deutzia gracilis

Full sun to part shade in a garden 1 ft 11⅝ in–3 ft 11¼ in × 1 ft 11⅝ in–3 ft 3⅜ in Flowers April–June to −79 °F
Flower colors Click a color

In short a 10-second read

SunFull sun to part shade
in a garden after 10 years1 ft 11⅝ in–3 ft 11¼ in
in the wild up to 4 ft 11 in
spacing 17¾ in
FlowersApril–June
PlantingMarch–April, October–November
WinterNo winter protection

Where to plant and how much to water

Sun, soil and water.

It grows best in full sun to part shade, in average to moist soil.

Sun

Sun6 hours or more
Part shade3–6 hours
Shadeunder 3 h

Soil

tolerates any pH
acidicneutralalkaline
average to moistnot fussy about soil

Watering

only in dry spellsless when it rains

Frost

−79 °F
no winter protectionleafless in winter

How much space it takes

Mature size.

The mature plant next to a person (69 in).

19¾ in3 ft 3⅜ in4 ft 11 in1 ft 11⅝ in–4 ft 11 inspread 1 ft 11⅝ in–4 ft 11 in
1 ft 11⅝ in–4 ft 11 in× spread 1 ft 11⅝ in–4 ft 11 in

Plant 17¾ in apart.

Reaches maturity in about 5–10 years. The final size depends on the cultivar and the spot — we give the range from smallest to largest.

Calendar

Through the year.

Typical for a temperate climate (four seasons). The line shows the current month.

The year at a glance

Flowers: JanuaryFlowers: FebruaryFlowers: MarchFlowers: AprilFlowers: MayFlowers: JuneFlowers: JulyFlowers: AugustFlowers: SeptemberFlowers: OctoberFlowers: NovemberFlowers: DecemberPlanting: JanuaryPlanting: FebruaryPlanting: MarchPlanting: AprilPlanting: MayPlanting: JunePlanting: JulyPlanting: AugustPlanting: SeptemberPlanting: OctoberPlanting: NovemberPlanting: DecemberFeeding: JanuaryFeeding: FebruaryFeeding: MarchFeeding: AprilFeeding: MayFeeding: JuneFeeding: JulyFeeding: AugustFeeding: SeptemberFeeding: OctoberFeeding: NovemberFeeding: DecemberJanFebMarAprMayJunJulAugSepOctNovDec
FlowersPlantingFeeding
Now, in October: a good time for planting (container plant).
JanFebMarAprMayJunJulAugSepOctNovDec

Flowers

JanFebMarAprMayJunJulAugSepOctNovDec

April–June · white

Planting

JanFebMarAprMayJunJulAugSepOctNovDec

container plant: March–April, October–November

Feeding

JanFebMarAprMayJunJulAugSepOctNovDec

May–June

Feeding

Nutrition.

Horn meal

up to 0.13 oz/sq ft a year, if the soil needs it · May–June

JanFebMarAprMayJunJulAugSepOctNovDec

Pests and diseases

Common problems and what to do.

The most common problems in Central Europe. Protection is listed from the gentlest option.

What you will see

'Nikko' may be susceptible to honey fungus (infection not confirmed). Root rot, shrub dieback; white fungal sheets under the bark.

When to look

Mushrooms in late summer and fall; mycelium in the soil all year

How to protect

  1. Prevention
    • do not plant in places with honey fungus
    • bury a barrier of heavy-duty sheeting 17¾ in deep in the ground (¾–1¼ in above ground)
    • dig the soil deeply to break up rhizomorphs
    • do not carry in compost infected with honey fungus
  2. By hand when founddig up a confirmed infected plant with roots and stump and dispose of it (burn or landfill)
  3. Chemical — only when nothing else helps —No product is available
Honey fungusdisease · mushrooms in late summer and fall; mycelium in the soil all year

What you will see

'Nikko' may be susceptible to honey fungus (infection not confirmed). Root rot, shrub dieback; white fungal sheets under the bark.

When to look

Mushrooms in late summer and fall; mycelium in the soil all year

How to protect

  1. Prevention
    • do not plant in places with honey fungus
    • bury a barrier of heavy-duty sheeting 17¾ in deep in the ground (¾–1¼ in above ground)
    • dig the soil deeply to break up rhizomorphs
    • do not carry in compost infected with honey fungus
  2. By hand when founddig up a confirmed infected plant with roots and stump and dispose of it (burn or landfill)
  3. Chemical — only when nothing else helps —No product is available
More about this problem
Sources (2)

Frequently asked

Quick answers.

When does slender pride of Rochester flower?

In April–June; the flowers are white.

Does slender pride of Rochester tolerate shade?

It tolerates part shade (3–6 hours of sun), but not full shade.

How much space does slender pride of Rochester need?

At maturity 1 ft 11⅝ in–4 ft 11 in wide and 1 ft 11⅝ in–4 ft 11 in tall; recommended spacing 17¾ in.

Honey fungus — what can you do?

do not plant in places with honey fungus dig up a confirmed infected plant with roots and stump and dispose of it (burn or landfill)

Sources (22) Checked 24 October 2026

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