Salvia cuttings

RHS Advice Guide
Salvias are a large group of plants popular for adding colour to borders in late summer. The perennial types vary in hardiness so a good way to safeguard against winter losses is to root cuttings. This is simple to do and it is satisfying to share these long-flowering plants with friends.


Salvia x jamensis 'La Luna'. Image: RHS/Tim Sandall

Quick facts

Suitable for - All salvias

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Timing - Late summer or early autumn

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Difficulty - Easy to moderate

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When to take cuttings

Take in August or September. The growth may still be soft or just beginning to harden (semi-ripe).

How to take cuttings

Taking salvia is relatively easy and straight forward, just follow these simple steps:

1. With a sharp knife or secateurs, cut several stems from non-flowering shoots in late summer and place in a plastic bag. Collect material in the morning when it is at its most hydrated.

2. Use a knife to prepare the final cuttings. Trim each cutting just below a leaf and carefully cut or pinch off the leaves from the lower half. Only use material from the shoot tips. Each cutting should be around 5-8cm (2-3in) in length.

3. Dip the base into a compound and insert into a 15cm (6in) pot of gritty, cuttings five to eight cuttings per pot. Water in and place in a or cover with a clear, plastic bag. Keep at room temperature until rooted and overwinter in a frost-free place.

Problems

There are very few problems associated with taking salvia , but blackleg can occur if water, pots, or tools are unsterilised.

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