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Shirley Tomato Seeds for Planting – Classic Reliable Organic Tomato Seeds

Shirley Tomato Seeds for Planting – Classic Reliable Organic Tomato Seeds

Regular price $16.69 USD
Regular price Sale price $16.69 USD
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How to Sow and Plant

Soak seeds 1–2 hours before sowing to improve germination
Sow seeds ¼ inch deep in seed-starting mix 6–8 weeks before the last frost
Maintain soil temperature at 21–27°C (70–80°F) for best germination
Germination occurs in 7–14 days
Transplant seedlings outdoors after the last frost when soil is ≥16°C (60°F)
Space plants 18–24 inches apart, rows 36 inches apart

How to Grow

Provide full sun (6–8 hours daily)
Water regularly; keep soil evenly moist but avoid waterlogging
Support tall vines with stakes, cages, or trellises
Mulch around plants to retain moisture and control weeds
Harvest tomatoes when fully ripe for best flavor

Tips

Ensure good air circulation to prevent fungal diseases
Fertilize with compost or organic fertilizer every 2–3 weeks
Prune lower leaves to improve airflow and reduce disease risk

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About
Product Information
Features
life-cycle

Life Cycle

Annual

plant-characteristics

Plant Characteristics

Tall

growth-habit

Growth Habit

Upright

bloom-season

Bloom Season

Spring

flavour-profile

Flavour Profile

Sweet

suitable-for

Suitable for

Outdoor

About
Shirley Tomato Seeds for Planting – Classic Reliable Organic Tomato Seeds
seed-type

Seed Type

Open Pollinated

plant-type

Plant Type

Vegetable

Shirley Tomato is a classic tomato variety prized for its reliability, high yield, and sweet, flavorful fruits. It grows vigorously with strong vines and lush foliage, making it ideal for garden beds or large container gardening. Easy to grow and maintain, Shirley Tomatoes are perfect for fresh eating, salads, sandwiches, sauces, and canning.

Planting information
planting-season

Planting Season

Spring

fruit-size

Fruit Size

150–200 g

plant-height

Plant Height

4–6 feet

light-requirement

Light Requirement

Full Sun

water-needs

Water Needs

Moderate

hardiness-zones

Hardiness Zones

9–11

container-garden

Container Garden

Yes

plant-spacing

Plant Spacing

18–24 inches

planting-depth

Planting Depth

¼ inch

growing-conditions

Growing Conditions

warm climate

Coverage
Seed Count
Recommended Coverage
Seed Count
100
GTN
036000127430

Frequently Asked Questions

How can Shirley tomato plants be trained in a limited garden space?

Use a sturdy support system and train the plant vertically to make better use of available growing space while keeping fruit off the ground.

Why is consistent watering important when Shirley tomatoes develop fruit?

Steady moisture helps maintain even plant growth and fruit development, while irregular watering can place unnecessary stress on the plants.

Can Shirley tomatoes be grown in a greenhouse?

Yes. Tomatoes can perform well under protected growing conditions when they receive sufficient light, warmth, ventilation, and suitable support.

How can gardeners reduce foliage crowding around Shirley tomatoes?

Use appropriate spacing and remove only necessary foliage to maintain airflow without excessively reducing the plant's leaf area.

What planting position helps Shirley tomatoes produce well?

Choose a sunny location with fertile, well-drained soil, as tomatoes require strong light and suitable growing conditions for fruit production.

How should ripe Shirley tomatoes be handled after picking?

Handle ripe fruits gently and avoid stacking them under heavy pressure to reduce bruising and preserve their quality.