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Ageratum Blue Horizon Flower Seeds for Garden Planting

Ageratum Blue Horizon Flower Seeds for Garden Planting

Regular price $16.89 USD
Regular price Sale price $16.89 USD
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How to Sow and Plant

No special seed preparation is needed.

Sow indoors 6–8 weeks before the last frost in seed-starting trays with well-draining seed mix.

Press seeds lightly into the surface and keep moist.

Outdoors, sow directly after the last frost, spreading seeds thinly and lightly covering with soil.

How to Grow

Plant in fertile, well-draining soil with full sun to partial shade.

Water moderately to maintain consistent soil moisture.

Fertilize lightly every 3–4 weeks.

Deadhead spent flowers to encourage continuous blooms.

Suitable for garden beds, borders, and containers.

Tips

Compact variety ideal for borders and containers

Attracts pollinators like butterflies

Full sun ensures vibrant flower color

Low-maintenance and high-impact visual display

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About
Product Information
Features
life-cycle

Life Cycle

Annual

plant-characteristics

Plant Characteristics

Compact habit

growth-habit

Growth Habit

Low-growing

bloom-season

Bloom Season

Late spring to summer

flavour-profile

Flavour Profile

Not edible

suitable-for

Suitable for

Outdoor

About
Ageratum Blue Horizon Flower Seeds for Garden Planting
seed-type

Seed Type

Surface sowing

plant-type

Plant Type

Flowering ornamental

Ageratum Blue Horizon is an annual valued for its compact habit and striking blue flowers. Ideal for garden borders, edging, containers, and mass plantings, it attracts pollinators while providing continuous, long-lasting blooms. Easy to grow and maintain, it adds vibrant color and visual interest to gardens, patios, and landscape designs.

Planting information
planting-season

Planting Season

Spring

fruit-size

Fruit Size

N/A

plant-height

Plant Height

6–12 in

light-requirement

Light Requirement

Full sun / Partial shade

water-needs

Water Needs

Moderate

hardiness-zones

Hardiness Zones

Annual / tender

container-garden

Container Garden

Suitable

plant-spacing

Plant Spacing

6–12 in

planting-depth

Planting Depth

Surface sow

growing-conditions

Growing Conditions

Well-draining

Coverage
Seed Count
Recommended Coverage
SEED COUNT
100
GTIN
036000122633

Frequently Asked Questions

What makes Blue Horizon different from compact ageratum varieties?

It develops taller flowering stems that add height and airy blue color to mixed garden borders.

Can it be planted behind shorter annuals?

Yes. Taller growth creates an attractive middle or back layer in seasonal flower beds.

Which flowers complement Blue Horizon?

White cosmos, yellow coreopsis, pink zinnias, and purple verbena create colorful combinations.

Does it help soften rigid planting lines?

Yes. Loose flower clusters create a more relaxed appearance in formal and informal landscapes.

Can it be included in cutting gardens?

Yes. Long stems make it suitable for fresh-cut flower arrangements.

Do butterflies visit the flowers?

The nectar-rich blooms may attract butterflies, bees, and other beneficial pollinating insects.