Short lived penstemons and tender salvias may not over winter, take cuttings to ensure young bushy plants.
Trim lavender plants to dead head and take off 1 inch of growth.
Prune out fruited canes of summer raspberries to soil level.
Stop tomato plants outside when 4-5 trusses have set. Stop cold glasshouse tomatoes when 7-8 trusses have set.
Bend down the tops of onions when foliage collapses. Harvest onions, dry off in a shed or greenhouse before storing.
Ensure that camellias are not droughted. They are forming flower buds for spring. Provide a 2 to 3 inch mulch around the base of plants.
Prune the current seasons whippy shoots of wisteria to five or six leaves.
Complete summer pruning of currant bushes.
Order spring flowering bulbs.
This is the last chance to cut conifer hedges to avoid the risk of die-back.