On close inspection of the box leaves, you may find densely woven webbing, and the caterpillar will probably be protecting itself within the webbing. Ensure you spray into the box plant and not just onto the outside surface.
Xentari - Organic Box Caterpillar Killer Control - Xentari - 25 grams (5 x 5gms)
Xentari Organic Box Caterpillar Killer / Control - 2 grams - Xentari
Xentari - Organic Box Caterpillar Control - Xentari - 5 grams
Xentari Organic Box Caterpillar Killer - Box Caterpillar Control - 10g
Xentari Organic Box Buxus Caterpillar Moth control Boxwood Buxus 25 g
Xentari Organic Box Buxus Caterpillar Moth control Boxwood Buxus 50g
