The main symptom is pain over the outside of your upper thigh. Most cases are due to minor injury or inflammation to tissues in your upper, outer thigh area. Commonly the condition goes away on its own over time. Anti-inflammatory painkillers, physiotherapy and steroid injections can all sometimes help.
1 Remove any diseased or broken wood, plus crossing branches. You want the bush to have a narrow base and a wide, open top that allows sunlight and air in.  The best time to prune blueberry bushes is late winter while they're still dorant.
When to Fertilize Blueberries. Fertilizing is recommended in early spring before the leaves have grown in. This gives the fertilizer time to be absorbed by the roots of the blueberry before it enters its active growth stage during summer. Feed new plants once in early spring and again in late spring.