A little seed. A new beginning.
Seeds In A Cup®A LITTLE SEED. A NEW BEGINNING.
Seed Germination Kit

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.

GERMINATION7-14 days
SUNLIGHTFull Sun (6-8 hours daily)

Have a question about this kit?

Ask our team →
Explore the growing guide

Get to know your plant

A little knowledge.
A better beginning.

The growing details, all in one place.

Germination01

7-14 days

Light02

Full Sun (6-8 hours daily)

Temperature03

70-80F

Hardiness04

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
01

Start growing

Needs massive amounts of full sun. Stalks may need support in windy areas. High water needs.

02

Growing with your kit

The Seeds In A Cup® kit allows kids to document 'Solar Tracking' – measuring the flower's movement each hour.

03

Propagation

By seed (very easy).

04

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.

05

Growing conditions

Sunny prairies, fields, and open plains.

06

Weather & tolerances

Highly heat and drought tolerant once established.

07

Pests & plant health

Birds, squirrels, and Sunflower rust.

08

Plant safety

Safe and highly nutritious.

09

Botanical features

A fast-growing annual with massive yellow-seeded heads. Known for 'Heliotropism' (turning to follow the sun).

10

Varieties

‘Mammoth Grey Stripe’ (Giant), ‘Teddy Bear’ (Dwarf).

11

Garden & everyday uses

Edible seeds and oil. essential bird food. iconic giant ornamental

12

Native range & distribution

Native to North America.

13

Conservation

Secure; critical for supporting pollinators and birds.

14

Name origins

Greek ‘helios’ (sun) and ‘anthos’ (flower); named for its solar resemblance.

15

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
Sunflowers are the joy of the summer garden — towering golden heads that follow the sun and later feed the birds. How to grow Sunflower from seed Sow your seeds at the depth listed on the included instruction card and cover lightly. Then set the clear humidity lid on top to hold warmth and moisture. Keep the planter warm and in bright light, and mist the surface whenever it begins to dry. When your Sunflower sprouts appear, remove the lid and move it to your brightest window or under a grow light. Once seedlings have their second set of true leaves, pot them up or move them outdoors after your last frost. Sunflower at a glance Botanical name: Helianthus annuus Germination: 7-14 days at 70-80F USDA zones: Any Zone If grown indoors Mature size: 48-120 inches Sunlight: Full Sun (6-8 hours daily) Seeds included: 2-7+ Seeds Frequently asked questions What's included in the Sunflower Seed Starter Grow Kit? 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. Does this kit use real potting soil? What if my seeds don't sprout?
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.

INFORMATION SOURCE

Growing details are supplied in the Seeds In A Cup product catalog. Follow the instructions included with your specific kit.

Our information standards ↗

Keep your curiosity growing

There’s more to discover.

Explore all grow kits

The growing journal

Read. Learn. Grow.

3 articles matched to this plant.