7-14 days








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Sunflower Seed Starter Grow Kit
BOTANICAL NAMEHelianthus annuus
USD 10.99
Currently unavailable
Sunflowers are the joy of the summer garden — towering golden heads that follow the sun and later feed the birds.
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A little knowledge.
A better beginning.
The growing details, all in one place.
Full Sun (6-8 hours daily)
70-80F
Check the directions supplied with your seed variety.
THE PLANT NOTEBOOK
Sunflower care, from seed onward.
- Botanical name
- Helianthus annuus
- Common names
- Common Sunflower
- Family
- Asteraceae
- Genus
- Helianthus
- Species
- H. annuus
Start growing
Needs massive amounts of full sun. Stalks may need support in windy areas. High water needs.
Growing with your kit
The Seeds In A Cup® kit allows kids to document 'Solar Tracking' – measuring the flower's movement each hour.
Propagation
By seed (very easy).
Seasonal growth & harvest
Can grow from seed to 10 feet in just 90 days. Seeds are ready when the back of the head turns yellow-brown.
Growing conditions
Sunny prairies, fields, and open plains.
Weather & tolerances
Highly heat and drought tolerant once established.
Pests & plant health
Birds, squirrels, and Sunflower rust.
Plant safety
Safe and highly nutritious.
Botanical features
A fast-growing annual with massive yellow-seeded heads. Known for 'Heliotropism' (turning to follow the sun).
Varieties
‘Mammoth Grey Stripe’ (Giant), ‘Teddy Bear’ (Dwarf).
Garden & everyday uses
Edible seeds and oil. essential bird food. iconic giant ornamental
Native range & distribution
Native to North America.
Conservation
Secure; critical for supporting pollinators and birds.
Name origins
Greek ‘helios’ (sun) and ‘anthos’ (flower); named for its solar resemblance.
History
The only major global food crop to originate in the North American Great Plains.
A closer look
The details
behind your kit.
Full product description
Catalog variants
- SIAC-001-1654578 — USD 10.99 · Out of stock
Shipping & returns
Explore our shipping information and returns information, or contact us with questions.
Good questions grow here
A little more clarity.
How do I grow Sunflower from seed?
Moisten the included soil, sow your Sunflower seeds at the depth on the instruction card, keep the planter warm and bright under the humidity lid, and mist until they sprout. Full steps are in your kit.
How long do Sunflower seeds take to germinate?
Sunflower seeds typically sprout in 7-14 days at 70-80F when kept warm and evenly moist. Your guide lists the ideal conditions.
Growing details are supplied in the Seeds In A Cup product catalog. Follow the instructions included with your specific kit.
Our information standards ↗The growing journal
Read. Learn. Grow.
3 articles matched to this plant.
Sunflower · Growing guides
How to Grow Sunflower: Complete Cultivation & Propagation Guide
Growing Sunflower (Helianthus annuus) successfully requires understanding its ideal environment and growth habits.
Read articleSunflower · Growing guides
Sunflower Starter Kit
Learn how to sprout and grow your own Sunflower at home with the official Seeds In A Cup® methodology!
Read articlesunflower · Growing guides
The Ultimate Guide to Growing Sunflower: A Masterclass in Cultivation
Whether you are establishing a backyard garden, a community plot, or an indoor sanctuary, mastering the cultivation of Sunflower requires a deep understanding of its biological pre
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