The worst time to prune birch trees is between May and August. Prune rose of Sharon (Hibiscus syriacus) in late winter or even toward early spring. Cut back the stem tips and remove damaged or ...

Don’t hesitate to prune your hibiscus for shape and size, even in winter. Hibiscus bloom on new wood, so pruning won’t prevent flowering, only possibly delay it. No matter how nice a spot you ...

Aphid can be discouragingly prolific at this time of year, but are weaker and perhaps easier to control by simple means than they seem to be.

When pruning hibiscus plants, they should be cut back by about a third, leaving at least two to three nodes on the branches for new growth. The RHS advises: "Prune overcrowded, dead or diseased ...