When to plant Dog Rose?
Best month and method — Rosa canina
Plant your dog Rose in October, November, December, February and March — the optimal month is usually December.
The next planting window is October.

Spacing
100 cm
≈ 1 plant
For an X m² border, calculate: X × 1 plants.
Step by step: plant dog Rose
Dog rose is best planted as a bare-root specimen between October and March, avoiding periods when the ground is frozen or waterlogged. Container-grown plants can go in at any time during the planting window, but autumn planting (October and November) allows roots to establish before spring growth begins. Choose a site in full sun or partial shade—dog rose tolerates a wide range of light levels but flowers most freely in good light. This native shrub is exceptionally unfussy about soil. It thrives in loam, clay, chalky, and sandy soils, coping well with poor, dry conditions once established. Prepare the planting hole to roughly twice the width of the root ball and fork over the base to break up compaction. If your soil is very heavy clay, incorporate some grit or sharp sand to improve drainage, though dog rose will manage even without this. Set the plant so the soil mark on the stem sits level with the surrounding ground. Bare-root roses should have their roots spread out in the hole, not coiled or bunched. Backfill with the excavated soil, firming gently with your heel as you go to eliminate air pockets. Space plants 100 cm apart if you're planting a hedge or informal screen; for a single specimen, allow at least 100–300 cm for the mature spread. Water thoroughly after planting, even in autumn or winter, to settle soil around the roots. Apply a 5–7 cm mulch of garden compost or well-rotted manure around the base, keeping it clear of the stem itself. Staking is rarely needed unless the site is very exposed.