Lavender is a popular herb known for its fragrant scent and its versatility in cooking and aromatherapy. To keep your lavender plants healthy and productive, pruning is necessary. It promotes growth, enhances the plant’s appearance, and prevents diseases. However, timing is crucial in pruning lavender. Pruning at the wrong time can damage the plant and decrease its ability to survive cold temperatures. So, when is the best time to prune your lavender? Let’s find out.
When is the Best Time to Prune Lavender?
Spring is a good time to start pruning your lavender plants. It is usually done in early to mid-March, when the worst of the winter weather is gone, and new growth has started. Pruning at this time ensures that the plant will have enough time to recover and grow new shoots before the summer flowering season.
Summer pruning is also an option, but it should be done with care. Deadheading and tidying up of plant debris can be performed throughout the summer to promote the growth of new flower shoots. However, heavy pruning in summer can stimulate new growth that may not have time to harden before winter. This can result in frost damage and poor growth in the following season.
Fall pruning is not recommended for lavender plants. Pruning at this time can trigger new growth, which will not have time to harden before the onset of winter. Also, removing too much of the plant can make it vulnerable to frost and snow damage.
How to Prune Lavender Plants?
Step 1: Assess the Plant
Before pruning your lavender plant, check for any diseased or dead foliage, broken stems, or insect infestation. Remove these parts of the plant to prevent the spread of diseases and to promote overall plant health.
Step 2: Cut Back the Stems
Prune back the stems to around two-thirds of the plant’s original height. This will promote bushy growth and ensure that the plant does not become too woody. Use a sharp pair of pruning shears to make clean cuts at an angle, avoiding cutting into old, woody growth.
Step 3: Remove Spider Flowerheads
Remove spider flowerheads to keep the plant tidy and to promote strong growth. Use your fingers or a pair of scissors to deadhead carefully, cutting back to the base of the plant or where new growth emerges.
Pruning your lavender plants is a necessary task to keep them healthy and productive. Timing is essential in pruning lavender to ensure maximum plant growth and to prevent damage from frost and snow. Spring is the best time to prune your lavender plants, as it allows ample time for new growth to emerge before the summer flowering season. Summer pruning is also an option, but it should be done with care. By following the correct pruning technique, you can ensure that your lavender plant remains healthy and productive for years to come.
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Last update 2023-12-09. Price and product availability may change.