Black Giant Sunflower Seeds for Planting - Heirloom, Non-GMO Quality Flower Seeds for Garden

Overview

Add Black Giant Sunflower to your seed-starting plans for an engaging home-garden project suited to this ornamental flowering annual.

Features

• Plant Type: Ornamental Flowering Annual
• A useful choice for home seed-starting projects, flower collections, and species-appropriate ornamental spaces.
• Heirloom and non-GMO labeling retained from the original catalog entry where stated.

Specifications

• Product: Black Giant Sunflower Seeds
• Use: Home gardens, ornamental beds, borders, containers, or species-appropriate specialty settings
• Garden Planning: Label the sowing date and variety so emergence and early development can be monitored accurately.

Growing Instructions

Sunlight: Full sun to bright partial sun supports compact growth and abundant seasonal flowering.

Soil: Use a fine, fertile, well-drained seed-starting mix followed by loose garden soil.

Watering: Keep evenly moist during germination, then water at the soil line when the surface begins to dry.

Sowing Depth: Sow shallowly, generally about one-eighth to one-quarter inch deep depending on seed size.

Spacing: Thin or transplant seedlings about eight to eighteen inches apart, adjusted for mature variety size.

Germination: Warm, steady conditions commonly support germination within about one to three weeks.

Blooming Time: Most annuals flower during the same growing season once plants are well established.

Plant Height: Mature height ranges from compact bedding forms to plants around three feet or taller depending on variety.

Care Tips: Remove faded blooms where useful, maintain airflow, and avoid prolonged waterlogging.