Pest identification
What's eating my loch ness blackberry?
Raspberry beetle (Byturus tomentosus)
Signs: Grubs inside blackberries; maggoty fruit at harvest
Control: Spray pyrethrum at first pink fruit stage; pick over fruit before eating; destroy crop debris
Aphids
Signs: Colonies on young shoot tips; sticky honeydew; distorted growth
Control: Squash by hand or spray with insecticidal soap; encourage ladybirds
Birds (blackbirds, starlings)
Signs: Ripe blackberries taken rapidly; loss of most of the crop
Control: Net canes with a fruit cage; birds navigate netting gaps so close all edges carefully
Slugs and snails
Signs: Fruit resting on soil or low down on canes eaten or scarred; ragged holes in fruit
Control: Use ferric phosphate pellets around the base; copper tape on supports; pick off at night
Keep loch ness blackberry pest-free
Healthy plants resist pests best. Get the basics right:
Loch Ness Blackberry pests — FAQ
What is eating my loch ness blackberry?
Loch Ness blackberry is vulnerable to raspberry beetle (which attacks blackberries too), aphids on young shoots, and birds stripping ripe fruit. Slugs can damage low-growing fruit trusses. Cane diseases such as spur blight can affect dense growth. Net ripe fruit and prune out old canes promptly.
How do I get rid of raspberry beetle (byturus tomentosus) on loch ness blackberry?
Grubs inside blackberries; maggoty fruit at harvest Spray pyrethrum at first pink fruit stage; pick over fruit before eating; destroy crop debris
How do I get rid of aphids on loch ness blackberry?
Colonies on young shoot tips; sticky honeydew; distorted growth Squash by hand or spray with insecticidal soap; encourage ladybirds
How do I get rid of birds (blackbirds, starlings) on loch ness blackberry?
Ripe blackberries taken rapidly; loss of most of the crop Net canes with a fruit cage; birds navigate netting gaps so close all edges carefully
How do I get rid of slugs and snails on loch ness blackberry?
Fruit resting on soil or low down on canes eaten or scarred; ragged holes in fruit Use ferric phosphate pellets around the base; copper tape on supports; pick off at night