Santolina Chamaecyparissus - Cotton Lavender

Santolina chamaecyparissus, widely known as Cotton Lavender, is a quintessential Mediterranean eve...

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B&Q - Santolina Chamaecyparissus (Cotton Lavender)2L Pot
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Santolina chamaecyparissus, or Cotton Lavender, is an ideal choice for gardeners seeking a low-maintenance, architectural evergreen that provides year-round structure and texture. It is perfect for those looking to add a silver-toned, aromatic element to sunny borders or gravel gardens, though it requires exceptionally well-draining soil and struggles in areas with high humidity or heavy, damp ground.

All features

Model Part Numberchamaecyparissus
BrandSantolina

Extended Product Information

FAQs

Does Cotton Lavender actually smell like lavender?

Despite the common name, it does not smell like true Lavender (Lavandula). It has a distinct, pungent, herbal, and camphor-like scent.

Is Santolina deer resistant?

Yes, its pungent herbal scent and textured foliage make it highly unappealing to deer and many other garden pests.

Can I grow it in a container?

Yes, as long as the pot has excellent drainage and is placed in a spot with full sun. Use a gritty, free-draining potting mix.

How often should I prune it?

A light trim once a year after the flowers finish in late summer is usually sufficient to maintain its tidy, mounded shape.

Is this plant frost hardy?

It is generally hardy, but it struggles in areas with very cold, wet winters. Ensure it stays dry during the dormant season.

Can I use it as a hedge?

Yes, it makes a beautiful, low-maintenance ornamental hedge, though it is best kept at a height of 1-2 feet for optimal density.

Troubleshooting

Plant appearing leggy or losing shape

Usually caused by lack of sunlight; ensure it receives full sun and prune lightly after flowering to encourage dense growth.

Root rot or yellowing foliage

The soil is holding too much moisture. Improve drainage immediately or transplant to a drier, grittier location.

Lack of flowers

Check that the plant is not being over-fertilized, which encourages leaf growth over blooms, and ensure it is receiving at least 6-8 hours of direct sunlight.

Pros and Cons

Pros

  • High drought tolerance once established
  • Stunning silver foliage provides year-round color
  • Attractive, fragrant leaves
  • Excellent for coastal gardens and sunny exposures
  • Low maintenance and pest resistant

Cons

  • Requires very well-draining soil to prevent root rot
  • Does not perform well in consistently wet or humid climates
  • Needs regular pruning to maintain its mounding shape
  • Short-lived if soil conditions are not ideal

Setup, Compatibility & Care

To establish Santolina, plant in spring or early autumn in a sunny spot with gritty, poor-to-average soil. Ensure the drainage is sharp; adding horticultural grit to the planting hole can help if your native soil is heavy. Once the plant has established a deep root system after the first year, it rarely needs watering. To maintain health and shape, perform a light trim immediately after the yellow flowers fade to prevent the center from becoming woody. Avoid hard pruning into old, leafless wood, as the plant may not recover.

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