Plant Good Seed Organic Mongolian Giant Sunflower Seeds – Heirloom, Giant Yellow Blossoms, 12 Seed Packet

Meet the Mongolian Giant Sunflower

This tall, eye‑catching annual can reach up to 12 feet in ideal conditions, delivering a single, bold yellow bloom that can span up to 1.5 feet in diameter. The seeds themselves are torpedo‑shaped and over an inch long, a striking detail that hints at the plant’s bold presence in any sunny bed.

Our Mongolian Giant Sunflower is certified organic, non‑GMO, heirloom, untreated, and open‑pollinated, making it a trusted choice for gardeners who value heritage seed stock and straightforward growing results. Germination viability is tested to help you start with confidence, and each packet contains a minimum of 12 seeds, ready to plant when conditions are right.

Giant blooms that attract pollinators

• Massive yellow petals create a dramatic garden focal point that draws the eye from across the yard.
• Blossoms invite bees and other beneficial insects, supporting a balanced garden ecosystem.

Growing and harvest basics

• Annual plant; sow from mid‑spring to early fall in most climates for best results.
• Expect flowering within about 90 days from seeding under ideal soil and climate conditions.
• The seeds are torpedo‑shaped and over an inch long, making them easy to handle during planting.

Seed quality and sourcing you can trust

• Certified organic, non‑GMO, heirloom, untreated, and open‑pollinated stock from Plant Good Seed.
• Germination viability is tested to help ensure a reliable start to your growing season.
• Seeds are packed by hand and labeled with a "Packed On" date and a "Sell By" date for transparency.
• Our seed operation is based in the USA (Ojai, California), reflecting a commitment to quality and responsible sourcing.

Best practices for success

While results vary with conditions, following the included growing instructions helps you optimize planting depth, spacing, and harvest timing. Plant in rich, well‑draining soil with full sun for bold growth and the fullest blooms. With thoughtful care and patience, your garden can showcase a striking statement plant this season. Happy planting!