Marde Ross Giant Sunflower seeds close-up of mammoth grey striped variety
Marde Ross mammoth grey striped seeds ready for direct planting in beds
Tall sunflower blooms with dramatic height and sunny petals in garden
Bees and butterflies visit the blooms, supporting garden pollinators
Seed pack for Mammoth Grey Striped sunflowers, non-GMO and neonicotinoid-free
Licensed California nursery grown since 1985 for quality sunflower seeds

Marde Ross & Company

Giant Sunflower Seeds - Mammoth Grey Striped | Attracts Bees & Butterflies | Marde Ross & Company

High-performance patio lawn and garden made for confident daily results

$20.80

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Why customers choose Cera Garden

Overview

The Giant Sunflower Seeds Mammoth Grey Striped from Marde Ross & Company offer a bold, sunlit addition to sunny gardens. Expect towering blooms, broad petals, and a commanding presence that can become a seasonal focal point. Gardeners report that heights and color can vary with conditions, making each plant a unique statement.

What to Expect

Planting is straightforward. Sow directly into prepared soil when danger of frost has passed. The plants typically grow with tall stems and large heads that face the sun as days grow longer.

  • Giant Sunflower Seeds in the Mammoth Grey Striped variety stand out for dramatic height and stately heads.
  • Bee attractor: blooms invite pollinators to visit, adding life to your garden.
  • Direct sowing: easy to establish by sowing straight into garden soil.
  • Growth range: commonly reaches several feet in height, with potential variation based on growing conditions.

Growing Conditions & Benefits

The seeds are Non GMO and Neonicotinoid Free and come from a licensed California nursery since 1985. These choices appeal to gardeners seeking seed options with a clear provenance and reduced chemical exposure in the growing cycle.

  • Non GMO and neonicotinoid free seeds for peace of mind.
  • Full sun recommended for robust blooms and rich color.
  • Pollinator-friendly garden enhancement to support local biodiversity.

Design Ideas & Real-Life Use Cases

Line a border with these sunflowers to create vertical drama, or plant them near seating to enjoy warm color as you relax outdoors. Pair with lower perennials or edibles to add texture and contrast.

Care Tips

  • Keep soil evenly moist during germination and early growth.
  • Provide ample space between plants; they need room to reach their full height.
  • Mulch lightly to retain moisture and suppress weeds.

Height Variations & Planting Notes

Heights can vary with sun exposure, soil fertility, and water. In especially favorable conditions, some growers report taller specimens; support may be helpful for taller plants.

FAQ

Q: What can I expect when growing Giant Sunflower Seeds Mammoth Grey Striped?

A: Vibrant, tall blooms that attract pollinators and add dramatic height to borders and backyards.

Q: How should I sow and care for these sunflowers?

A: Direct sow into prepared soil in full sun; keep soil evenly moist. Seeds are non-GMO and neonicotinoid-free.

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