Mock orange
Philadelphus
An ornamental plant, planted September to May.
In September: nothing to do. It can be planted now.
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Mock orange, month by month
Bar: the usual months. Sprout: this month.
| Sowing, planting or job | Sep | Oct | Nov | Dec | 2027Jan | Feb | Mar | Apr | May | Jun | Jul | Aug |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Plant a pot-grown mock orange. | usual | usual | usual | none | none | none | usual | usual | usual | none | none | none |
| Plant a bare-root mock orange. | none | none | none | usual | usual | usual | none | none | none | none | none | none |
| Mulch the mock orange. | none | none | none | none | none | none | usual | usual | usual | none | none | none |
| Prune the mock orange. | none | none | none | none | none | none | none | none | none | usual | usual | usual |
What to do, and when
The usual months for a UK garden. Your own plan gives the week.
Planting
Plant a pot-grown mock orange March to May, and September to November. Moderate source: RHS.
Plant a bare-root mock orange December to February. Moderate source: RHS.
Mulch the mock orange
Spread a thick layer of compost or well-rotted manure around the shrub.
Usually March to May. Moderate source: Gardeners’ World.
Prune the mock orange
Cut the flowered shoots back to a strong bud, and thin out weak or crossing stems. From Gardeners’ World.
Usually June to August. Moderate source: RHS.
What the source words mean
Moderate: another trusted UK source, or the RHS on its group.
Every line above names the page it comes from. Where we found no good source for a job, we left it out. Where the name “Mock orange” comes from.