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Pruning guide

How to prune thai basil

Best time
From the moment plants reach 15 cm (6 in) tall; ongoing through the growing season
How often
Every 1–2 weeks during the growing season
Technique
Pinch or cut stems just above the second or third set of leaves, always cutting to just above a leaf node. Remove flower spikes at their base immediately. Harvest from the top down, never stripping more than one-third of the plant at once.

More thai basil care

Pruning thai basil — FAQ

When should I prune thai basil?

From the moment plants reach 15 cm (6 in) tall; ongoing through the growing season. Pinch or cut stems just above the second or third set of leaves, always cutting to just above a leaf node. Remove flower spikes at their base immediately. Harvest from the top down, never stripping more than one-third of the plant at once.

How often does thai basil need pruning?

Every 1–2 weeks during the growing season. Thai Basil must be pruned regularly for the best harvests and longest productive life. Pinching stem tips encourages bushy, leafy growth. Remove flower spikes the moment they appear — once Thai Basil flowers (bolts), leaf production slows and flavour declines. Consistent harvesting IS the pruning routine for this herb.

How do you prune thai basil?

Pinch or cut stems just above the second or third set of leaves, always cutting to just above a leaf node. Remove flower spikes at their base immediately. Harvest from the top down, never stripping more than one-third of the plant at once.