How to Grow Alyssum 'Soft Peach'

Alyssum 'Soft Peach'

Lobularia maritima 'Soft Peach'

flower

Alyssum 'Soft Peach' is a delicate annual flower known for its soft peachy-pink blossoms clustered in dense, rounded mounds. It produces a sweet fragrance and blooms prolifically throughout the growing season, making it ideal for borders, containers, and hanging baskets. This low-growing cultivar creates a charming cottage garden aesthetic with minimal maintenance.

Growing Conditions

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Sun: Full sun, 6-8 hours daily (tolerates light afternoon shade in hot climates)

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Water: Moderate water needs; keep soil evenly moist but not waterlogged. Water at soil level to avoid wetting foliage. Tolerates some drought once established. In containers, check soil daily and water when top inch feels dry.

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Spacing: 6-12 inches

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Days to maturity: 35-50 days from seed to first flowers

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Planting depth: Surface sow or lightly press seeds into soil; do not bury as seeds need light to germinate

Soil

Type: Well-draining loamy or sandy soil

pH: 6.0-7.5

Amendments:

compost perlite or sand for drainage balanced fertilizer

Growing Zones

Find your zone →

Grows as an annual in zones 2-11; can persist as a short-lived perennial in zones 9-11

2a 2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a

Growth Stages

Germination

7-10 days

Tiny seedlings emerge with cotyledons (seed leaves); requires consistent moisture and warmth.

Keep soil moist but not soggy. Provide bright light to prevent leggy growth. Temperature range 60-70°F optimal. Thin seedlings to proper spacing once true leaves appear.

Vegetative Growth

2-3 weeks

Plants develop multiple true leaves and begin forming a compact mound shape with increasingly dense foliage.

Ensure full sun exposure. Water consistently. Pinch back growing tips once plants are 2-3 inches tall to encourage bushier branching. Begin light fertilizing every 2-3 weeks.

Budding & Early Bloom

1-2 weeks

Tight clusters of unopened flower buds form at branch tips; first peachy-pink flowers begin opening.

Maintain consistent watering and full sun. Continue fertilizing every 2 weeks with balanced or slightly phosphorus-rich fertilizer to encourage more blooms. Remove any dead/yellowing leaves.

Full Flowering

6-10 weeks (extends until frost or heat stress)

Plant is covered in fragrant, soft peach-colored flower clusters in dense, rounded mounds. Continuous blooming occurs.

Deadhead spent flowers to promote more blooms. Water deeply when soil is dry. In extreme heat, provide afternoon shade and increase watering frequency. Fertilize every 2 weeks.

Decline/Harvest

4-6 weeks before end of season

Plant may thin out in intense summer heat or after first frost; flowers and foliage may become sparse.

Cut back by one-third if plants become leggy mid-summer to rejuvenate (will reflower in cooler fall weather). In zones 9-11, trim after first bloom flush for extended season. Collect seeds if desired before frost.

Companion Planting

Plan your garden →

Plant with:

marigolds petunias dusty miller calibrachoa bacopa diascia herbs (thyme, oregano) salvia zinnias

Avoid planting near:

heavy feeders like tomatoes (in containers) plants requiring very dry conditions (sedums, succulents)

Common Pests

Spray with water to dislodge; use insecticidal soap or neem oil if severe. Encourage beneficial insects like ladybugs.
Use row covers early in season. Apply neem oil or spinosad if populations are high. Generally tolerate light damage.
Use sticky traps to monitor. Spray with insecticidal soap or horticultural oil. Increase air circulation around plants.
Mist foliage regularly to increase humidity. Use neem oil or sulfur spray. Remove heavily infested plants to prevent spread.

Uses

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Edible Garnish

Culinary

The delicate peach-colored flowers are edible and make an attractive, lightly sweet garnish for salads, desserts, and beverage platters. [source]

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Cut Flower Arrangements

Craft

The fragrant flower clusters are excellent for small bouquets, container arrangements, and wedding floral designs, adding a soft romantic touch. [source]

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Fragrance & Pollinator Garden

Household

Alyssum produces a sweet, honey-like fragrance that perfumes the immediate area and attracts bees, butterflies, and beneficial insects that pollinate other plants. [source]

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Pollinator Support

Wildlife

A valuable nectar and pollen source for honeybees, native bees, and butterflies throughout the growing season, supporting pollinator populations. [source]

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Dried Flower Pressing

Craft

Individual flowers and clusters can be pressed and dried for use in craft projects, botanical art, and pressed flower arrangements. [source]

Harvest Tips

Alyssum is grown for flowers, not harvest in the traditional sense. Pinch or cut stems regularly to encourage bushier growth and more blooms. Cut flower clusters for arrangements when 50-75% of florets in the cluster are open; they last 5-7 days in a vase. Allow some flowers to remain on the plant to self-seed for next season if desired.

Fun Facts

🌱 Despite the common name 'Alyssum,' this plant was reclassified from the genus Alyssum to Lobularia in the 1960s; gardeners and seed companies still commonly use 'alyssum' for simplicity.
🌱 The sweet fragrance of alyssum is most intense during cool morning and evening hours and on overcast days; the scent can attract bees from considerable distances.
🌱 Alyssum 'Soft Peach' will readily self-seed, and seedlings may appear in unexpected garden spots the following year, offering free plants and a naturalized look.

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