SKU: 18285185225
heirloom sunflower seeds for planting

heirloom sunflower seeds for planting Sunflower - Mammoth Grey | Mylar Packaged

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Description

heirloom sunflower seeds for planting Sunflower - Mammoth Grey | Mylar PackagedPacked in Resealable Long Life Mylar Moisture Proof Packets 10+ Year Survival Seed Viability Category: Herb Type: Sunflower Variety: Mammoth Grey Family: Asteraceae Botanical Name: Helianthus annuus Hardiness Zones: 5,6,7,8,9 Growing Difficulty: 1 Soil PH: 4. 5 to 8. 0 Fertilizer Requirements: 10 10 10 Soil Type: Well Drained Soil Germination (days): 14 to 28 Soil Temp for Germination: 60 70F Lighting Conditions: FULL SUN Days to Maturity: 90 120

Packed in Resealable Long Life Mylar
Moisture Proof Packets
10+ Year Survival Seed Viability

  • Category: Herb
  • Type: Sunflower
  • Variety: Mammoth Grey
  • Family: Asteraceae              
  • Botanical Name: Helianthus annuus
  • Hardiness Zones: 5,6,7,8,9
  • Growing Difficulty:  1                        
  • Soil PH:  4.5 to 8.0
  • Fertilizer Requirements: 10-10-10
  • Soil Type: Well Drained Soil
  • Germination (days): 14 to 28            
  • Soil Temp for Germination: 60-70°F
  • Lighting Conditions: FULL SUN
  • Days to Maturity:  90 - 120
  • Planting Depth:  1/4”
  • Distance Apart (in row):  12”
  • Row Spacing: 12 - 18”

Sowing Instructions

DIRECT SOW IN FULL SUN WHEN SOIL TEMPS ARE ABOVE 60°F

Starting Indoors

6-10 WEEKS BEFORE LAST FROST

Growing Tips

Direct sow your seeds in the garden when soil temperatures are between 60-70°F. Transplant from indoor starts when soil temperatures are around 70°F. Plant multiple seeds outdoors or in each cell (indoor starting) and thin to the most successful plants.

We tend to plant Sunflowers at random without thinning and allow them to establish on their own without intervention.

Culinary Uses

Mammoth Grey Sunflowers are known for their large heads and numerous seeds. The seeds harvested are usually roasted, salted and eaten as a snack. Birds also love sunflower seeds, so do not be surprised to see them stealing your seed crop.

Harvesting Seed

Harvesting sunflower seeds can be fun for everyone. Wait until the sunflower petals start to wilt and fall off the sunflower head. The head should start to become dry and brown and may even start to fall over.

Once the heads start to become brown, place a paper bag upside-down over the head of the sunflower. (This protects your seeds from birds and squirrels).

Check your sunflower heads daily to see if the seeds have become hard. Once the seeds are hard enough to harvest, cut the stem of the flower and hang it upside down to dry thoroughly. Once the heads and seeds have dried enough, running your hands back and forth over the seeds will release them.

Roast your seeds as a snack or save them for next years harvest. (We recommend saving your seeds from the first harvest to produce hundreds of plants the next year)

Shipping Notes
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Exchange/Return Notes
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  • Final sale items are not eligible for returns or exchanges.
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SKU: 18285185225

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GS
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★★★★★ 5
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Reviewed in the United States on April 29, 2026
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Jonathan Jones
New York, US
★★★★★ 5
Great value for a quality brew - Dark Roast
Flavor Name: Dark Roast, Size: 24 Count (Pack of 1)
Have been buying a name brand at almost 2x the price. This is rich, bold, and flavorful. We like this dark roast coffee a lot. We will buy it again and continue enjoying these handy pods for our morning coffee.
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Reviewed in the United States on May 9, 2026
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Tracy
New York, US
★★★★★ 5
Great coffee at a great price point.
Flavor Name: Dark Roast, Size: 100 Count (Pack of 1)
I priced these against the pods were were getting from big box and grocery stores and found these were slightly less expensive. Took a chance on these when I didn't have time to run to the store. My coffee connoisseur co-worker said they were the best we've had and our guests have commented on how nice the flavor is. For the price, you can't beat it.
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Reviewed in the United States on May 18, 2026
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Classy Grandma
Phoenix, US
★★★★★ 4
A dark option.
Flavor Name: Dark Roast, Size: 100 Count (Pack of 1)
I decided to try this--I like a robust, rich flavored coffee. The color of Happy Belly Dark is good but the flavor a bit lacking for me.
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Reviewed in the United States on March 23, 2026
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stephen e. mann
Boise, US
★★★★★ 5
Good coffee
Flavor Name: Dark Roast, Size: 100 Count (Pack of 1)
This is a very good coffee. Strong and flavorful. I enjoy it each morning. Fantastic price
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Reviewed in the United States on May 11, 2026

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