How to Grow Laydeckeri Lilacea Water Lily

Laydeckeri Lilacea Water Lily

Nymphaea 'Laydeckeri Lilacea'

flower

A hybrid water lily cultivar producing fragrant, star-shaped flowers in soft lilac-pink with yellow stamens. This compact aquatic plant is ideal for small to medium ponds and water gardens, blooming prolifically throughout the growing season. It is a day-blooming variety that opens in morning sunlight and closes in the afternoon.

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Example Laydeckeri Lilacea Water Lily timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Laydeckeri Lilacea Water Lily

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. First Laydeckeri Lilacea Water Lily blooms

    Around May 17

    ≈ 30 days after planting

Sample dates for Pittsburgh, PA. Sign up to get exact Laydeckeri Lilacea Water Lily dates for your own zip code.

Growing Conditions

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Sun: Full sun, 6-8 hours daily minimum; prefers 8+ hours for optimal blooming
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Water: Submerged 12-24 inches below water surface; prefers still or slow-moving water; maintain consistent water level and temperature (65-75°F ideal)
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Spacing: 36-48 inches
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Days to maturity: 30-45 days to first bloom after planting
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Planting depth: Plant tuber in container 12-18 inches below water surface; rhizome tip should be at soil surface or slightly covered

Soil

Type: Heavy loamy clay or specialized aquatic plant soil in containers
pH: 6.5-7.5
Amendments:
Aquatic plant fertilizer tabs Bone meal at planting Avoid high-nitrogen amendments which promote leaves over blooms

Growing Zones

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Thrives in zones 5-10; winter hardy in zones 5-9 with proper dormancy management

5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b

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Growth Stages

1

Tuber Dormancy

Winter months, variable by zone

Rhizomes are dormant, appearing as brown potato-like structures ready for spring planting

Store tubers in cool, moist (not wet) conditions over winter; plant in spring after water temperature reaches 60°F

2

Establishment

2-3 weeks

First leaves emerge from the tuber and float toward the water surface; leaves are small and delicate

Ensure proper planting depth; maintain water temperature 65°F+; avoid disturbance; apply fertilizer tabs 2 weeks after planting

3

Vegetative Growth

3-4 weeks

Mature floating leaves develop in circular pads with notched edges; multiple leaves form a dense rosette pattern

Remove any decaying leaves; continue fertilizing every 2-3 weeks; thin crowded leaves if coverage exceeds 50% of pond surface

4

Flowering

June through September/October (3-4 months)

Flower buds emerge from rhizome on rigid stems; blooms open in morning as star-shaped lilac-pink flowers with sweet fragrance

Blooms last 3-4 days per flower; deadhead spent flowers to encourage continuous blooming; maintain water level and sun exposure

5

Senescence/Dormancy

Fall into winter (variable by zone)

As water temperature drops below 60°F, leaf production slows and foliage yellows; plant prepares for winter dormancy

Stop fertilizing in late summer; remove dead leaves to prevent debris accumulation; in zones 5-7, tubers can be lifted and stored indoors for winter

Companion Planting

Plan your garden →

Plant with:

Marginal water plants like pickerel rush (Pontederia) Dwarf papyrus Water iris Aquatic mint Cattails (in larger ponds) Lotus (separate planting areas)

Avoid planting near:

Aggressive floating plants like water hyacinth (competes for nutrients and light) Allelopathic plants that inhibit growth Fast-growing submerged plants that tangle with rhizomes

Common Pests

  • Remove affected leaves; in severe cases, temporarily raise water level or use neem oil spray on exposed foliage

  • Spray with insecticidal soap or spray infested leaves with water to dislodge; introduce ladybugs for biological control

  • and

    Remove affected leaves; use Bt (Bacillus thuringiensis) if infestation is severe

  • Ensure good water circulation; remove decaying plant material; maintain water pH 6.5-7.5; may require tuber removal and fungicide treatment

  • Provide protective cages around new plants; ensure adequate plant coverage; adjust stocking density

Uses

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Ornamental pond feature

Household

Laydeckeri Lilacea is prized as a compact, fragrant blooming aquatic ornament for small and medium ponds, water gardens, and large container water features. Its lilac-pink flowers and lush foliage create visual and olfactory appeal from early summer through fall. [source]

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Pollinator attraction

Wildlife

The fragrant, open flowers attract bees, butterflies, and other pollinators to the water garden. Floating leaves also provide shelter and landing platforms for aquatic insects and small wildlife. [source]

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Cut flower arrangement

Craft

The delicate, long-lasting blooms can be cut in early morning and floated in shallow bowls or vases for indoor fragrant arrangements lasting several days per flower. [source]

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Traditional herbal use

Medicinal

Water lilies have been used in traditional medicine systems for calming and anti-inflammatory properties. Petals can be dried for herbal teas, though culinary/medicinal safety should be verified before use. [source]

This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.

Harvest Tips

Water lilies are ornamental and not harvested for food. Deadhead spent flowers by cutting stem just below the bloom to encourage continuous flowering throughout the season. Remove yellowing or damaged leaves at water line.

Fun Facts

  • 🌱 Nymphaea 'Laydeckeri Lilacea' is a hybrid cultivar developed in the early 20th century by crossing hardy and tropical water lily species, combining the hardiness of hardy types with prolific blooming characteristics.
  • 🌱 The plant is a day-blooming water lily, unlike nocturnal varieties; flowers open around sunrise and close by afternoon, a natural adaptation that conserves energy and protects pollen in cooler night air.
  • 🌱 A single mature plant can produce 50+ blooms over a growing season; despite being 'compact,' it can eventually cover 3-4 square feet of pond surface if not managed.

Gardening Terms

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