Primula danova · Perennial
Slugs and snails: Use physical barriers like copper tape or hand-pick at night; avoid chemical pellets where possible.
Vine weevil: Apply biological nematodes to the soil in autumn or use resistant pots; inspect roots regularly.
Leaf spot: Improve air circulation and remove infected leaves immediately to prevent spread.
Primula rust: Remove affected foliage promptly and ensure good ventilation around the plant base.
Aphids: Encourage natural predators like ladybirds or blast off with a strong jet of water.