When to Plant Echinacea (Coneflower) in Anaktuvuk Pass, Alaska (99721)

Location

Anaktuvuk Pass, Alaska

ZIP Code

99721

USDA Zone

Last Frost

Thursday, May 28, 2026

📅 Your 2026 Planting Dates

Start Seeds Indoors

Thursday, March 19, 2026

Transplant Outdoors

Thursday, June 11, 2026

Based on last frost Thursday, May 28, 2026 · Zone 2b

Pro tip: Start Echinacea (Coneflower) seeds indoors 10 weeks before your last frost date, then transplant outdoors around Thursday, June 11, 2026.

Add to Calendar (.ics)

🌿 Plant Details

Scientific Name Echinacea purpurea

Days to Maturity 365 days

Mature Height 24-48"

Spread 24"

Type Perennial

☀️ Growing Requirements

☀️

Sun

Full Sun to Partial Shade

💧

Water

Low (drought tolerant once established)

↔️

Spacing

18" apart

🌱

Planting Depth

0.25" deep

Seeds typically germinate in 14-21 days

Ready to Plant Echinacea (Coneflower) in Anaktuvuk Pass?

Get your seeds now so they're ready by Thursday, March 19, 2026.

🛒 Buy on Amazon 🌿 True Leaf Market

* Affiliate links — we may earn a small commission at no extra cost to you.

🤝 Good Companions

Black-eyed SusanLavenderSage

🤝

Full Companion Planting Guide for Echinacea (Coneflower)

See which plants help Echinacea (Coneflower) thrive, which to keep away, and raised bed layout tips →

🛠️ Supplies You'll Need

🌱 Seed Starting Trays 🪴 Seed Starting Mix 💡 Grow Lights 🌡️ Heat Mat 🌍 Flower Garden Soil ✂️ Pruning Shears 🚿 Watering Can

* Affiliate links — we may earn a small commission at no extra cost to you.

🌾 Seed Saving Guide

🟢 Easy

✅ Open-pollinated — seeds grow true to parent

When to Harvest Seed

Allow seed heads to dry fully on the plant through fall. Leave for birds or harvest before winter.

Processing

Wear gloves — seed heads are spiky. Rub seeds out with gloved hands, spread to dry 1 week.

Seed Viability

Up to 2 years when stored cool, dark, and dry.

Pro Tip

Cold-stratify seeds for 4–8 weeks to significantly improve germination rates.

🪴

Raised Bed Planting Guides

A 4×8 bed fits 14 plants of Echinacea (Coneflower). See plant counts, spacing grids, and companion pairings for every bed size →

Frequently Asked Questions

When should I plant Echinacea (Coneflower) in Anaktuvuk Pass, Alaska? +

In Anaktuvuk Pass (Zone 2b), start Echinacea (Coneflower) seeds indoors around Thursday, March 19, 2026 and transplant outdoors around Thursday, June 11, 2026.

What is the last frost date for Anaktuvuk Pass, Alaska? +

The average last spring frost date for Anaktuvuk Pass, Alaska (ZIP 99721) is around Thursday, May 28, 2026. This is based on NOAA climate normals for USDA Zone 2b.

How long does Echinacea (Coneflower) take to grow? +

Echinacea (Coneflower) typically matures in about 365 days from transplanting. In Anaktuvuk Pass, that means you can expect harvest around Thursday, June 11, 2026 plus 365 days.

Should I start Echinacea (Coneflower) indoors or direct sow in Alaska? +

Echinacea (Coneflower) should be started indoors 10 weeks before your last frost date. In Anaktuvuk Pass, that means starting around Thursday, March 19, 2026.

📚 More Echinacea (Coneflower) Planting Guides

🗺️

Echinacea (Coneflower) in Alaska

Zone-by-zone breakdown · Full state guide

→ 🌡️

Zone 2b Echinacea (Coneflower) Guide

All cities in your zone · Avg dates

→

Other Plants for Anaktuvuk Pass

Blackberry Blueberry Raspberry Strawberry Basil Chamomile Chives Cilantro Dill Lavender Lemon Balm Marjoram Mint Oregano Parsley Rosemary Sage Tarragon Thyme Acorn Squash Artichoke Arugula Asparagus Beefsteak Tomato Beet Bell Pepper Bok Choy Broccoli Brussels Sprout Butternut Squash Cabbage Cantaloupe Carrot Cauliflower Cayenne Pepper Celery Cherry Tomato Chili Pepper Collard Green Common Bean Cucumber Eggplant Endive Fennel Garlic Grape Tomato Green Bean Habanero Pepper Head Lettuce Heirloom Tomato Honeydew Melon Jalapeño Pepper Kale Kohlrabi Leaf Lettuce Leek Lima Bean Mustard Okra Onion Parsnip Pea Poblano Pepper Pole Pea Potato Pumpkin Radicchio Radish Rhubarb Roma Tomato Rutabaga Serrano Pepper Shallot Snap Pea Snow Pea Spaghetti Squash Spinach Squash Sweet Corn Sweet Potato Swiss Chard Tomato Turnip Watermelon Zucchini Sunflower Marigold Zinnia Nasturtium Cosmos Petunia Black-eyed Susan Apple Tree Pear Tree Peach Tree Plum Tree Sweet Cherry Tree Lemon Tree Borage Lemongrass Ginger Stevia Tomatillo Edamame Fava Bean Mâche Mizuna Sorrel Shishito Pepper Banana Pepper Watermelon Radish Napa Cabbage Popcorn Broccoli Raab Catnip Valerian Lemon Verbena Bee Balm Anise Lovage Chervil Summer Savory Dahlia Snapdragon Pansy Sweet Pea Morning Glory Hollyhock Larkspur Bachelor Button Columbine Impatiens Salvia (Annual) Sweet Alyssum Celosia Lupine Verbena Elderberry Grape Vine Red Currant Gooseberry Serviceberry Fig Tree Avocado Tree Persimmon Tree Olive Tree

Growing Echinacea (Coneflower) in Zone 2b

Echinacea (Coneflower) (Echinacea purpurea) is a popular garden vegetable. In Anaktuvuk Pass, Alaska, which is in USDA Hardiness Zone 2b, you should start seeds indoors around Thursday, March 19, 2026.

Your average last frost date is Thursday, May 28, 2026. Plan to transplant your Echinacea (Coneflower) seedlings outdoors around Thursday, June 11, 2026, about 2 weeks after your last frost date.