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Use & Care NotesLavender Plants

PHENOMENAL® Lavender: A Vigorous Lavandin for Tough Gardens

A vigorous, strongly branched lavandin with purple-violet spikes and silver-green foliage, rated excellent for bundles, oil and bees.

Great Lakes Lavender Farm 4 min read

PHENOMENAL® Lavender: A Vigorous Lavandin for Tough Gardens Save

PHENOMENAL® lavender is a modern lavandin, Lavandula × intermedia, selected for broad landscape adaptability. It grows into a large, rounded, strongly branched plant about 32 inches tall and 36 inches wide, with silver-green foliage and purple-violet spikes in midsummer. Its fragrance is a strong floral-herbal lavandin scent, sweet lavender layered with fresh camphor notes.

Strong branching is the quiet hero here. It keeps the mound full and upright instead of flopping open after a summer storm.

PHENOMENAL® at a glance

Trait What to expect
Botanical name Lavandula × intermedia 'PHENOMENAL'
Parentage L. angustifolia × L. latifolia
Flower color Purple-violet
Foliage Silver-green to gray-green
Size About 30 to 32 inches tall and 32 to 36 inches wide
Bloom Starts early July, peaks early August, one main flush
Hardiness USDA zones 5a to 9b
Ratings Excellent for oil, cut flowers, dried flowers and pollinators

Where it earns its name

PHENOMENAL® is a strong choice for gardeners who have struggled with lavender in less-than-perfect conditions. It is valued for its adaptability, vigor and dense branching, which help it hold a clean, rounded shape. Use it for low hedges along a drive, mass plantings on a sunny slope, pollinator gardens or field rows for bundles and oil. Its silver-green foliage looks good long after bloom.

Plan your sequence with the Lavender Bloom Calendar; its early August peak follows most English lavenders.

Planting and care

  • Site: full sun with lean, fast-draining soil. Raise rows or beds in clay.
  • Spacing: about three feet apart, or wider in field rows, to keep air moving.
  • Water: deeply during establishment, then rarely. Water needs are low.
  • Feeding: none needed. Rich soil leads to soft, sprawling growth.
  • Pruning: after harvest, cut back into a rounded mound, staying above the woody base where green growth remains.
  • Winter: drainage matters far more than covering.

Choosing a format

  • Plants and plugs: 3-inch plugs, 4-inch pots and 1-gallon pots for home gardens.
  • 72-cell plug tray: for growers planting rows or potting up stock.
  • 20-cell plug tray: deeper cells for larger plugs.
  • Bare root plant: dormant roots for direct planting; soak briefly, plant promptly at the original depth and water in well.

See each product page for current sizes and availability, or the Wholesale Hub for trays and bare root orders.

Harvest and uses

For dried bundles, cut on a dry morning when about a third to half of the flowers on each spike have opened, then hang small bunches in a dark, airy spot. It is rated excellent for fresh bouquets, dried flowers, essential oil and high oil production. Bees cover it in bloom, and deer tend to avoid it. It is rated good for culinary use, but lavandin flavor is stronger and more camphor-forward than English lavender, so use it sparingly if at all.

Frequently asked questions

Is PHENOMENAL® an English lavender?

No. It is a lavandin, Lavandula × intermedia, which means a larger plant, longer stems and more oil than most English types.

Does it rebloom?

Rebloom is low. Expect one strong flush from early July into early August.

Plug tray, bare root or potted plant?

Potted plants suit gardens; trays and bare root suit larger plantings and growers.

Keep exploring

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