Vaccinium corymbosum 'Spartan' · Shrub
Vine weevil: Apply biological nematodes to the compost in autumn and spring, or use a systemic insecticide.
Powdery mildew: Improve air circulation, avoid overhead watering, and treat with a suitable fungicide if severe.
Root rot: Ensure planting in well-drained, acidic soil or ericaceous compost to prevent waterlogging.
Nutrient deficiency (chlorosis): Maintain soil pH between 4.5 and 5.5 using ericaceous feed and avoid alkaline water.
Blueberry rust: Remove affected leaves to reduce spore spread and ensure good air circulation around the plant.