Salvia pruning UK is one of those topics where a single piece of bad advice — cut all salvias back hard in autumn — accounts for the majority of winter salvia losses in UK gardens. There are three meaningfully different salvia pruning groups in the UK, and treating them all the same is the fastest […]
TL;DR Common salvia problems in UK gardens are almost always caused by one of five things: wrong position, poor drainage, incorrect pruning timing, frost damage or powdery mildew Most problems are fixable — and most are preventable with the right growing conditions from the start Salvias not flowering is usually a feeding, pruning or light […]
TL;DR Overwintering salvias in the UK depends entirely on which group your plant belongs to — hardy, semi-hardy or tender Fully hardy nemorosa and sylvestris need no winter protection — leave stems on until spring Semi-hardy microphylla and greggii need a mulch or pot move in colder gardens Tender guaranitica, patens and uliginosa need cuttings, […]
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