How to Fertilize Mahonia microphylla?
Balanced shrub feed once in spring

Mahonia microphylla · Mahonia microphylla
Grow in any well-drained soil in partial or deep shade; will tolerate a sunny position if the soil is not too dry. Mahonia don’t respond well to nitrogen rich fertilisers but do appreciate an annual mulch with well-rotted manure or garden compost in autumn. Water in very dry periods – water well if needed but not often
Balanced shrub feed once in spring