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Annet Lavender: Long-Flowering English Lavender for Cold Zones

A tidy, mounded English lavender that blooms from late spring into autumn, keeps big flowers through summer heat and is hardy to zone 4a.

Great Lakes Lavender Farm 4 min read

Annet Lavender: Long-Flowering English Lavender for Cold Zones Save

Annet lavender is an English lavender built for staying power. It forms a neat, mounded plant about 16 to 18 inches tall and up to two feet wide, holds its purple flowers on sturdy upright stems and keeps blooming over a long stretch of the year. Its scent is sweet and floral with soft herbal notes and very little camphor.

Botanically it is Lavandula angustifolia 'Annet'. Records describe it as drought and heat tolerant, with large flowers that hold up through summer heat, and it is rated all the way down to USDA zone 4a.

Annet at a glance

Trait What to expect
Botanical name Lavandula angustifolia 'Annet'
Flower color Purple
Foliage Green
Size About 16 to 18 inches tall and up to 24 inches wide
Bloom Long season; records list April to September, peak mid-July, repeat blooming
Hardiness USDA zones 4a to 9a
Fragrance Strong, sweet and floral, low camphor
Culinary Rated great
Wildlife Great for pollinators; deer resistant

What sets Annet apart

Plenty of English lavenders give one big show in June or July and then rest. Annet is described as long flowering, and it does not need a winter chill before it blooms, so it can flower in its first year and keep going with repeat flushes. That makes it valuable in containers, near a patio or anywhere you want color past the usual lavender peak.

Its zone 4a rating is the other headline. For gardeners in the colder parts of the Great Lakes region, that extra margin is reassuring, especially paired with good drainage.

Planting and spacing

Plant in full sun with at least six to eight hours of direct light, in sandy or loamy soil that drains quickly. Space plants about 18 to 24 inches apart for a continuous low hedge. In heavy clay, build a raised bed or mound before planting; cold rarely kills English lavender, wet roots do.

Set the crown level with the soil, water thoroughly and keep mulch away from the stems. Not sure when to plant? The Frost Date Estimator gives you a local window.

Care through the year

  • First season: water deeply when the top few inches dry out.
  • Summer: once established, Annet is drought tolerant. Water only in long dry spells.
  • Deadheading: trim spent stems after each flush to encourage the next round.
  • Fall shaping: a light trim keeps the mound compact. Never cut into bare wood. See the Pruning Calendar.
  • Winter: drainage matters more than covering. Skip heavy mulch over the crown.

In the kitchen and the vase

English lavender is the classic culinary lavender, and Annet is rated great for culinary use thanks to its sweet, low-camphor profile. Harvest buds on a dry morning when they are fully colored and only a few flowers are open. Use buds grown and handled as a food crop and start with small amounts; lavender is strong, and a pinch goes a long way.

Its sturdy, upright stems also make Annet good for small bouquets and dried bundles.

Choosing a plant format

Annet is offered as a 3-inch plug, a 4-inch pot or a 1-gallon pot. Plugs suit a long row, while a 4-inch or gallon plant fills a container quickly. See the product page for current sizes and availability, and use Notify Me there if it is not available right now.

Frequently asked questions

Will Annet really bloom from spring into autumn?

It is a long-flowering, repeat-blooming lavender. Timing follows your local season, and regular deadheading helps keep new flowers coming.

Is it hardy enough for northern Michigan?

It is rated for zones 4a to 9a, among the coldest ratings we list. Excellent drainage is still essential.

How does it compare to Munstead or Hidcote?

All are English lavenders. Annet stands out for its long bloom season. Use the Compare tool to line them up.

Keep exploring

Filed underLavender Plants
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