About
Rosa forrestiana, Forrest's rose, is a very vigorous, dense rose to about 2 m with arching, purplish-green stems bearing long, sharp thorns. Strongly perfumed, single, rose-crimson blooms to 4 cm across are produced in clusters surrounded by leafy bracts in midsummer, followed by bright-red, bottle-shaped hips. A beautiful and ornamental species rose for a large, sunny garden.
About the genus
Rosa, the roses, are deciduous or semi-evergreen shrubs and scrambling climbers with usually thorny stems bearing pinnate leaves and solitary or clustered, five-petalled flowers in a vast range of colours and forms in summer, often followed by showy red, orange or purple hips. Indispensable garden plants for a sunny, well-drained position.
Growing conditions
SunlightFull sun
Soil typeChalk, Clay, Loam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained, Well-drained
AspectSouth-facing, West-facing
ExposureSheltered
UK hardinessH4
Plant details
Plant typeRoses
HabitSpreading branched
FoliageDeciduous
Height1.5-2.5 metres
Spread1.5-2.5 metres
Time to full height2-5 years
Suggested usesCottage and informal garden, Wildlife gardens
FragranceFlower
ToxicityFruit are ornamental - not to be eaten. Wear gloves and other protective equipment when handling. Pets: Fruit are ornamental - not to be eaten - see the HTA guide to potentially harmful plants for further information and useful contact numbers
Care notes
CultivationGrow in fertile, humus-rich, moist but well-drained soil in full sun, in a warm sheltered position. Best suited to southern counties. Mulch with well-rotted organic matter in late winter or early spring, and for best flowering apply a general rose or shrub fertiliser in early spring and again in early summer. See rose cultivation
PruningSee pruning group 20 (shrub roses); don't prune after flowering if fruits (hips) are required
PropagationPropagate by softwood cuttings in early to mid spring, hardwood cuttings in late summer to autumn or by chip budding in summer; propagate by seed; species roses can be propagated by seed but need stratification and germination may take two seasons
Pest resistanceMay be susceptible to aphids, rose leafhopper, glasshouse red spider mite, scale insects, caterpillars, large rose sawfly, rose slugworm sawfly and rose leaf-rolling sawfly. Deer and rabbits can cause damage
Disease resistanceMay be susceptible to rose black spot, rose rust, replant disease, rose dieback, and rose powdery mildew and sometimes honey fungus. May also be susceptible to disorders rose blindness and flower balling