Pest identification
What's eating my korean radish 'altari'?
Flea beetle
Signs: Masses of pinhole-sized feeding damage on cotyledons and young leaves; seedlings weakened
Control: Use fine mesh row covers from sowing; interplant with basil or nasturtium as repellent companions; clear crop debris promptly after harvest
Cabbage root fly (Delia radicum)
Signs: Maggots bore into the root causing collapse and rotting, especially in spring-sown crops
Control: Place brassica collars or 60-micron mesh over the bed; rotate crops away from brassicas for at least two years
Cabbage aphid
Signs: Waxy grey colonies on undersides of leaves; leaves cup and yellow
Control: Crush small colonies by hand; spray with insecticidal soap or neem oil solution; remove heavily infested leaves
Keep korean radish 'altari' pest-free
Healthy plants resist pests best. Get the basics right:
Korean Radish 'Altari' pests — FAQ
What is eating my korean radish 'altari'?
Korean Radish 'Altari' faces the same brassica pest complex as other Asian radishes — flea beetles on foliage, cabbage root fly in the root, and aphids on stems. Slugs can also damage seedlings. Row covers right after sowing are the single most effective defence.
How do I get rid of flea beetle on korean radish 'altari'?
Masses of pinhole-sized feeding damage on cotyledons and young leaves; seedlings weakened Use fine mesh row covers from sowing; interplant with basil or nasturtium as repellent companions; clear crop debris promptly after harvest
How do I get rid of cabbage root fly (delia radicum) on korean radish 'altari'?
Maggots bore into the root causing collapse and rotting, especially in spring-sown crops Place brassica collars or 60-micron mesh over the bed; rotate crops away from brassicas for at least two years
How do I get rid of cabbage aphid on korean radish 'altari'?
Waxy grey colonies on undersides of leaves; leaves cup and yellow Crush small colonies by hand; spray with insecticidal soap or neem oil solution; remove heavily infested leaves