Has anyone else noticed how well the hardy Hibiscus (H.syriacus) are doing this year? They are usually a bit of an under-used shrub, mostly because they are…
Tip prune young plants to promote bushiness and cut back old plants hard in spring, if required.
Seed in spring, shrubs and trees by greenwood cuttings in late spring or by semi-ripe cuttings in summer, perennials by division in autumn or spring.
Pests, diseases or disorders
Whitefly, scale insects, aphids and mildew may cause problems.