How to Grow Antennaria dioica 'Merlin'

Wikimedia Commons

Antennaria dioica 'Merlin'

Antennaria dioica 'Merlin'

flower

Antennaria dioica 'Merlin', commonly known as Merlin's Cat's Foot or Mountain Everlasting, is a compact alpine perennial with silvery-gray foliage and delicate pink flower heads. This cultivar is a low-growing mat-former that produces charming button-like flowers in spring and early summer. It is an excellent choice for rock gardens, alpine troughs, and well-drained borders.

When should you plant Antennaria dioica 'Merlin' in your zone?

Get a personalized planting timeline — when to start seeds, transplant, and harvest — based on your USDA zone and local frost dates. Free to start.

Get my Antennaria dioica 'Merlin' timeline →

Example Antennaria dioica 'Merlin' timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Antennaria dioica 'Merlin'

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. First Antennaria dioica 'Merlin' blooms

    Mid-to-late summer

    Before the first fall frost (≈ Nov 8)

Sample dates for Pittsburgh, PA. Sign up to get exact Antennaria dioica 'Merlin' dates for your own zip code.

Growing Conditions

☀️
Sun: Full sun, 6-8 hours daily
💧
Water: Low water needs once established; water moderately during growing season, reduce in winter; avoid waterlogging
📏
Spacing: 9-12 inches
📅
Days to maturity: Perennial; flowers in first or second year from seed
🌱
Planting depth: Surface sow or barely cover seeds; transplants at soil level

Soil

Type: Well-draining, gritty, lean soil; tolerates poor soils
pH: 6.0-7.0
Amendments:
Coarse sand or grit Perlite Gravel for drainage Avoid rich organic matter

Growing Zones

Find your zone →

Thrives in zones 3-7, preferring cool to cold climates

3a 3b 4a 4b 5a 5b 6a 6b 7a 7b

Sign up free to see if Antennaria dioica 'Merlin' grows in your zone — and get a personalized planting timeline.

Get my Antennaria dioica 'Merlin' timeline →

Growth Stages

1

Seedling

3-4 weeks

Tiny rosettes with fine, silvery hairs emerge from the soil

Keep soil barely moist; provide excellent drainage; cool germination temperature preferred (60-65°F)

2

Vegetative/Mat Formation

4-6 months before first flowers

Low-growing mats of silvery-gray, hairy foliage spread slowly, forming dense carpets

Water sparingly; avoid overwatering which causes rot; no fertilizer needed

3

Budding

2-3 weeks

Tiny, upright flower stems emerge from the mat with visible flower buds forming at the tips

Ensure excellent drainage; maintain cool conditions; minimal watering

4

Flowering

4-6 weeks (April-June depending on zone)

Delicate, button-like flower heads in pink to rose tones appear on short stems, held above the foliage

Deadhead spent flowers to encourage longer bloom; flowers attract pollinators

5

Seed Set & Dormancy

Summer through fall

Flowers dry into papery seed heads; foliage may yellow; plant enters semi-dormancy in summer heat

Allow seed heads to remain for wildlife; reduce water further; provide afternoon shade in hot climates

Companion Planting

Plan your garden →

Plant with:

Sempervivum (houseleek) Sedum (stonecrop) Saxifraga (saxifrage) Dianthus alpinus (alpine pink) Armeria (thrift) Festuca glauca (blue fescue) Phlox subulata (moss phlox) Dryas octopetala

Avoid planting near:

Moisture-loving plants Hostas Astilbe Daylilies in wet soil Plants requiring rich, organic soil

Common Pests

  • Ensure excellent air circulation and drainage; remove affected foliage; avoid overhead watering

  • Provide gritty, well-drained soil; water carefully at base only; never allow standing water

  • and

    Improve drainage; remove debris; hand-pick; use copper barriers or organic slug pellets if needed

  • Improve air circulation; avoid overhead watering; remove infected leaves; rarely serious in dry conditions

Uses

🎨

Dried flower arrangements

Craft

The papery flower heads dry beautifully and retain their pink color, making them excellent for everlasting bouquets, wreaths, and dried flower crafts. [source]

🦋

Pollinator support

Wildlife

Flowers attract bees, butterflies, and other beneficial insects in spring and early summer when pollinators are emerging. [source]

🍳

Herbal tea

Culinary

Antennaria has traditionally been used to make a mild herbal tea, though it is more valued ornamentally; the flowers are edible but not commonly consumed. [source]

💊

Traditional herbal remedy

Medicinal

In Alpine folk medicine, Antennaria has been used in teas and infusions to support respiratory health and digestion, though modern evidence is limited. [source]

🏠

Rock garden and alpine trough specimen

Household

Its compact, silvery foliage and delicate flowers make it ideal for alpine gardens, rockeries, scree beds, and container gardening in cold climates. [source]

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

Harvest Tips

Cut flower stems in late morning after dew dries for fresh or dried arrangements; deadhead spent flowers to extend bloom and prevent excessive self-seeding; allow some flowers to mature for seed collection in late summer; dry flowers retain color well for winter arrangements

Fun Facts

  • 🌱 Antennaria dioica is dioecious, meaning plants are either male or female; females produce seed while males have showier flowers but no fertile seeds—'Merlin' is typically female.
  • 🌱 The silvery hairs covering the foliage and stems serve as sun protection and help reduce water loss in its native mountain habitat.
  • 🌱 The common name 'Cat's Foot' refers to the resemblance of the flower clusters to a cat's paw, and the plant self-seeds readily, sometimes surprising gardeners with new plants the following spring.

Gardening Terms

New to gardening? Learn about terms used in this guide:

Join 30,000 gardeners planning their gardens with LizPlants.

Get your personalized Antennaria dioica 'Merlin' planting timeline

Tell us your zip code and we'll calculate exactly when to start Antennaria dioica 'Merlin' seeds, transplant seedlings, and harvest — based on your USDA zone and local frost dates. Includes calendar reminders and printable task lists. Free to start.

Get my Antennaria dioica 'Merlin' timeline →