Muti-color double petal sunflower seeds

Orders usually need 2 business days to prepare before shipping. Estimated U.S. transit is 4–5 business days after dispatch, excluding preparation time. Transit to other supported destinations is estimated at 7–11 business days after dispatch, excluding preparation time. See the shipping policy.

View delivery estimates and shipping rates

Haiyiplants Return and Exchange Guarantee | 30-Day Worry-Free After-Sales Service, Quality You Can Trust

At Haiyiplants, we want every customer to feel confident when choosing their favorite seeds. Therefore, we are proud to introduce our 30-day worry-free return and exchange policy—providing transparent and thoughtful service to safeguard your gardening journey. Whether the seed variety does not meet your expectations or you encounter any quality issues, our team is dedicated to providing you with efficient solutions to ensure that your shopping experience is always worry-free.

Order Cancellation
You can cancel your order within 48 hours after placing it. Refunds will be returned to your original payment method, with processing times of 1-2 business days.

Return Policy: Convenient Process, Safe Refunds
We guarantee that all seeds are non-GMO varieties and provide reliable germination rate assurance. If you find that the packaging is damaged, the seeds are moldy, the variety does not match the description, or the promised germination rate is not achieved under the correct cultivation conditions, you can request a return within 30 days of receiving your order. After verification, we will issue a full refund.

Exchange Policy: Accurate Matching, Quick Replacement
If you receive seeds with the aforementioned quality issues or need to change the variety specifications, you can request an exchange within 30 days. We will prioritize matching you with the desired variety and quickly dispatch the new products to minimize your waiting time.

After-Sales Service Exceptions
Haiyiplants is not responsible for returns, exchanges, or seed failure due to the following circumstances: improper storage (such as high temperatures, humidity, or exposure to sunlight), cultivation environments that do not meet plant growth requirements, or sowing errors that are not related to the quality of the product itself, leading to seeds failing to germinate or poor growth; contamination or loss caused by human error after the seeds have been unsealed.

Note: For seeds that experience a decrease in germination rate due to slight improper storage, our team of professional horticulturists can provide free cultivation guidance. For more details, please contact our customer service.

Contact Us
If you have any questions about returns or exchanges or need assistance, please contact us through the following methods:

• Email: export@haiyiplants.com
• Service Hours: Replies within 24 hours, 7 days a week

At Haiyiplants, we uphold our dual quality commitment to non-GMO and germination rates, sincerely treating every gardening enthusiast. Our 30-day worry-free return and exchange policy is designed to allow you to shop with peace of mind and enjoy the fun of planting to harvesting, easily embracing the joy of lush greenery. Thank you for your trust and support!

Read the return policy

Description: The Multi-color double petal sunflower is native to North America and currently grows widely in countries with a mild climate. The Multi-color double petal sunflower in the United States is very suitable for garden planting. The large, fully double flowers come in white, yellow, red, purple, pink, orange… They love the sun and require good ventilation. These sunflowers are not picky about soil, have good drought resistance once established, can be planted seasonally, and are easy to multiply. Multi-color double petal sunflowers are considered very easy to grow with minimal care, making them suitable for beginners.

Multi-color double petal sunflower Flower Language: Passion, sunshine. Sunflowers always turn toward the sun, blooming with their own bright smile. It symbolizes optimism, bravery, self-improvement, and prosperity. High blooming potential under suitable conditions.

Planting method

Sowing: Sprinkle the seeds evenly on the prepared soil, keep the temperature above 20°C (68°F), and germination usually occurs in about 10 days.

Separate planting of seedlings: When the seedlings grow to a certain height, they can be transplanted separately. If cultivating in soil, there is no need to keep the root ball when transplanting. Water appropriately during the growth period, control plant spacing, and apply liquid fertilizer several times. In addition, remember that when the flower heads begin to mature, the seeds should be harvested in time if you wish to collect them; otherwise, the seeds may scatter. For potted plants, use the same transplanting method as for soil culture.

Watering: Watering depends on the condition of the potting soil. Generally, it is not necessary to water if the soil is not dry. When you do water, water thoroughly all at once to ensure good drainage.

Fertilize correctly: It does not require high fertilizer levels. Applying potassium dihydrogen phosphate once every half month is beneficial, so that the flowers will be large and colorful, and the flowering period will be longer.

Light: It loves places with abundant sunlight, so make sure it gets plenty of sun during growth—this helps the plant become lush and full of blooms.

Temperature: It prefers warm environments. The best germination temperature is 21 to 24°C (70–75°F), allowing seedlings to emerge in about a week under suitable conditions.

Maintenance:

Multi-color double petal sunflowers have strong vitality and excellent adaptability. They enjoy warm, sunny conditions, are drought- and heat-tolerant, and can thrive even in relatively poor soil. They prefer loose, fertile, well-drained soil. In spring, young plants can be placed in a bright indoor spot for care. The room temperature should be kept above 15°C (59°F), and watering should not be too frequent.

These sunflowers are not afraid of the sun or summer rain. During the rainy season, they can be placed outdoors to enjoy natural rainfall. As long as water does not accumulate in the pot or planting bed, the more rain they receive, the more vigorously they grow—producing many new buds and branches and blooming profusely.