Best Strawberries To Grow In Alaska

Alaska’s extreme daylight patterns during summer months allow strawberries to grow rapidly, but only certain varieties can handle the midnight sun. If you are looking for the best strawberries to grow in alaska, you need varieties that thrive in cool soils and long daylight hours. This guide covers top picks, planting tips, and care strategies for a successful harvest.

Choosing the right strawberry variety is the first step to a bountiful patch. Not all strawberries are equal when it comes to Alaska’s unique growing conditions. The key is selecting cultivars that are day-neutral or everbearing, as they produce fruit continuously under long daylight.

Top Strawberry Varieties For Alaska Gardens

Here are the most reliable varieties for Alaska’s climate. These have been tested by local growers and university extensions.

Alpine Strawberries – Small, intensely flavored berries that thrive in cool weather. They are day-neutral and produce all summer.
Seascape – A popular everbearing variety. It sets fruit even in cool, wet summers. Berries are firm and sweet.
Quinault – An everbearing type that produces large, soft berries. It does well in containers and raised beds.
Ozark Beauty – A classic for northern gardens. It is very hardy and produces runners and fruit all season.
Fort Laramie – Developed for cold climates. It has good disease resistance and produces sweet, medium-sized berries.
Tristar – A day-neutral variety that fruits from June to frost. It is compact and ideal for small spaces.

June-Bearing Vs Everbearing: What Works Best

June-bearing strawberries produce one large crop in early summer. In Alaska, this can be risky if a late frost hits. Everbearing and day-neutral varieties are safer bets. They produce fruit steadily from June through September. This matches Alaska’s long daylight period perfectly.

For most home gardeners, everbearing types like Seascape or Quinault are the best strawberries to grow in alaska. They give you a continuous supply without a single huge harvest that might overwhelm you.

Preparing Your Soil For Strawberries

Strawberries need well-draining soil rich in organic matter. Alaska’s soil can be acidic and heavy. You need to amend it before planting.

Soil Testing And Amendments

Test your soil pH first. Strawberries prefer a pH between 5.5 and 6.5. If your soil is too acidic, add lime. If it is too alkaline, add sulfur or peat moss.

Take a soil sample from several spots in your garden.
Send it to a local extension office or use a home test kit.
Based on results, add compost, aged manure, or balanced fertilizer.
Work amendments into the top 6 inches of soil.

Raised Beds Vs In-Ground Planting

Raised beds warm up faster in spring. They also drain better, which is crucial in Alaska’s rainy summers. In-ground planting works if you have sandy loam soil. Avoid heavy clay that stays wet.

If you use raised beds, fill them with a mix of garden soil, compost, and perlite. This gives roots room to spread and prevents waterlogging.

When And How To Plant Strawberries In Alaska

Timing is everything. Plant too early and frost kills your starts. Plant too late and they won’t establish before winter.

Best Planting Time

Plant strawberries after the last frost date in your area. In Southcentral Alaska, this is usually mid-May to early June. In Interior Alaska, wait until late May or early June. Use a frost blanket if a late frost is forecast.

Planting Steps

Dig holes deep enough to cover roots but keep the crown above soil level.
Space plants 12-18 inches apart in rows 3 feet apart.
Water thoroughly after planting.
Mulch with straw or wood chips to retain moisture and suppress weeds.

Do not bury the crown. If soil covers it, the plant may rot. This is a common mistake new growers make.

Caring For Your Strawberry Plants

Strawberries need consistent care through the growing season. Alaska’s long days mean they grow fast, but they also need more water and nutrients.

Watering Requirements

Strawberries need about 1-2 inches of water per week. In dry spells, water deeply twice a week. Drip irrigation is best because it keeps leaves dry and reduces disease.

Overwatering can cause root rot. Check soil moisture by sticking your finger an inch deep. If it feels dry, water.

Fertilizing Schedule

Feed strawberries with a balanced fertilizer (10-10-10) at planting time. Then apply a side dressing of compost or fish emulsion every 4-6 weeks during the growing season. Stop fertilizing by mid-August to let plants harden off for winter.

Managing Runners

Strawberries send out runners that form new plants. If you want a tidy patch, trim runners to the first daughter plant. If you want to expand your patch, let runners root in pots or bare soil.

Too many runners reduce fruit size. Keep only 3-5 runners per mother plant for best yields.

Dealing With Pests And Diseases

Alaska’s cool climate limits many pests, but a few can still cause trouble. Slugs, birds, and spider mites are the main issues.

Common Pests

Slugs – Use diatomaceous earth or beer traps around plants.
Birds – Cover plants with netting when berries ripen.
Spider mites – Spray with neem oil or insecticidal soap.

Disease Prevention

Gray mold (Botrytis) is the most common disease in wet summers. Space plants for good air circulation. Remove any rotting fruit immediately. Avoid overhead watering.

Powdery mildew can appear in humid conditions. Use a sulfur-based fungicide if needed. Choose resistant varieties like Seascape or Tristar.

Harvesting And Storing Strawberries

Strawberries ripen from the tip to the stem. Pick them when they are fully red. In Alaska, this can be as early as late June for everbearing varieties.

When To Harvest

Check plants every 2-3 days during peak season. Berries ripen quickly in long daylight. Pick in the morning when they are cool and firm.

Storage Tips

Refrigerate unwashed berries in a single layer on a paper towel.
Use within 3-5 days for best flavor.
Freeze extra berries on a baking sheet, then transfer to bags.

Do not wash berries until you are ready to eat them. Moisture causes mold.

Winter Protection For Strawberries

Alaska winters can kill unprotected strawberry plants. Mulch heavily before the ground freezes.

Mulching Methods

After the first hard frost, cover plants with 4-6 inches of straw or leaves.
Use a row cover or burlap for extra insulation.
Remove mulch in spring when new growth appears.

In very cold areas like Fairbanks, consider growing strawberries in containers that you can move to an unheated garage or cold frame.

Growing Strawberries In Containers

Container gardening is ideal for Alaska. You can control soil quality and move plants to sunny spots.

Best Containers

Use pots at least 12 inches deep with drainage holes. Strawberry pots with pockets work well. Avoid metal containers that heat up too much.

Container Care

Use high-quality potting mix with added compost.
Water more frequently than in-ground plants.
Fertilize every 2 weeks with a liquid fertilizer.
Bring containers indoors or insulate them before winter.

Container strawberries often produce earlier than in-ground ones because soil warms faster.

Frequently Asked Questions

Can I grow strawberries from seed in Alaska?

Yes, but it takes longer. Start seeds indoors 8-10 weeks before the last frost. Alpine strawberries grow well from seed. Most other varieties are easier from bare-root plants.

What is the best fertilizer for strawberries in Alaska?

A balanced 10-10-10 fertilizer works well. Organic options include fish emulsion or compost tea. Avoid high-nitrogen fertilizers that promote leaves over fruit.

How long do strawberry plants live in Alaska?

With good care, plants produce well for 3-4 years. After that, yields decline. Replace plants or start new ones from runners every few years.

Do I need to cover strawberries at night in spring?

Yes, if frost is forecast. Use row covers or old sheets. Remove them in the morning to allow pollination.

Can I grow strawberries in the Interior of Alaska?

Absolutely. Choose cold-hardy varieties like Fort Laramie or Ozark Beauty. Use raised beds and heavy winter mulch. Many gardeners in Fairbanks have success with day-neutral types.

Final Tips For A Successful Strawberry Patch

Start small. Plant 10-15 plants your first year. This lets you learn without being overwhelemed. Expand as you gain experience.

Keep a garden journal. Note planting dates, varieties, and harvest times. This helps you improve each year.

Share your extra berries with neighbors. Strawberries are a treat in Alaska, and homegrown ones taste better than store-bought.

Remember that the best strawberries to grow in alaska are the ones that match your specific microclimate. What works in Anchorage might not work in Fairbanks. Talk to local gardeners and extension agents for advice.

With the right varieties and care, you can enjoy fresh strawberries from June through September. The midnight sun gives you a long growing season. Take advantage of it.