Heirloom

Mock Orange

Philadelphus coronarius

an orange tree filled with lots of ripe oranges

An old-fashioned favorite that perfumes the entire garden with intensely fragrant white flowers in late spring. This hardy, low-maintenance shrub produces masses of orange-blossom scented blooms that attract pollinators from far and wide. Perfect for creating a romantic, cottage garden atmosphere while requiring minimal care once established.

Harvest

N/Ad

Days to harvest

πŸ“…

Sun

Full sun to partial shade

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Zones

4–8

USDA hardiness

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Height

10-12 feet

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Planting Timeline

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Transplant
Transplant

Showing dates for Mock Orange in USDA Zone 7

All Zone 7 shrub β†’

Zone Map

Click a state to update dates

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Mock Orange Β· Zones 4–8

What grows well in Zone 7? β†’

Growing Details

Difficulty
Easy
Spacing6-8 feet
SoilWell-drained, average garden soil
pH6.0-8.0
WaterHigh β€” consistent moisture needed
SeasonSpring and Summer
FlavorN/A
ColorPure white with yellow stamens
Size1-2 inch individual flowers

Zone-by-Zone Planting Calendar

ZoneIndoor StartTransplantDirect SowHarvest
Zone 4β€”June – Julyβ€”β€”
Zone 5β€”May – Julyβ€”β€”
Zone 6β€”May – Julyβ€”β€”
Zone 7β€”May – Juneβ€”β€”
Zone 8β€”April – Juneβ€”β€”

Complete Growing Guide

Light: Full sun (6 or more hours of direct sunlight a day), Partial Shade (Direct sunlight only part of the day, 2-6 hours). Drainage: Good Drainage. Height: 10 ft. 0 in. - 12 ft. 0 in.. Spread: 8 ft. 0 in. - 10 ft. 0 in.. Spacing: 6-feet-12 feet. Maintenance: Low, Medium.

Harvesting

4 valved capsule

Type: Capsule.

Bloom time: Spring, Summer

History & Origin

Origin: North EastTurkey to Caucasus

Advantages

  • +Disease resistance: Drought, Wind
  • +Low maintenance

Companion Plants

Plant Together

+

Ferns

Flourish in the dappled shade beneath mock orange, add textural contrast

+

Lavender

Attracts beneficial insects while repelling pests, shares similar sun and drainage requirements

+

Spirea

Similar care requirements and blooming schedule creates extended flowering display

+

Hosta

Thrives in partial shade cast by mock orange, provides contrasting foliage texture

+

Astilbe

Benefits from light shade and complements mock orange's white flowers with colorful plumes

+

Clematis

Can climb through mock orange branches, extending bloom season with different flower forms

+

Roses

Mock orange's pest-repelling properties help protect roses from aphids and other insects

+

Bee Balm

Attracts pollinators that benefit mock orange, enjoys similar moisture conditions

Keep Apart

-

Black Walnut

Releases juglone toxin that inhibits growth and can kill mock orange

-

Maple Trees

Dense canopy and shallow roots compete heavily for water and nutrients

-

Eucalyptus

Allelopathic compounds in leaves and roots inhibit growth of nearby plants

Pests & Disease Resistance

Resistance

Excellent disease resistance

Common Pests

Aphids occasionally, generally pest-free

Diseases

Very disease resistant, occasional leaf spot in humid conditions

Growing Guides from Wind River Greens

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