Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 10 - Jul 15
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
planting mammoth sunflower seeds Sunflower Mammoth – Pittsboro FeedThis giant among sunflowers is a fast grower whose single stalk can reach 12' tall and produces one 10" 12" flower! Not fussy about soil, it's very easy to grow and drought tolerant. Grow in a tight row to make an attractive screen. Sow monthly for continual bloom. Variety Info Family: Asteraceae Type: Sunflower Native: North America Hardiness: Annual Exposure: Full sun Bloom Period: Summer to frost Plant Dimensions: 6'12' tall Variety Info: Up to 12"
This giant among sunflowers is a fast grower whose single stalk can reach 12' tall and produces one 10"-12" flower! Not fussy about soil, it's very easy to grow and drought tolerant. Grow in a tight row to make an attractive screen. Sow monthly for continual bloom.
Variety Info
- Family: Asteraceae
- Type: Sunflower
- Native: North America
- Hardiness: Annual
- Exposure: Full sun
- Bloom Period: Summer to frost
- Plant Dimensions: 6'–12' tall
- Variety Info: Up to 12"-wide flowers with yellow petals and a brown center. Single type.
- Attributes: Attracts Pollinators, Cut Flower, Drought Tolerant, Heat Tolerant, Edible Flower
Sowing Info
- When to Sow Outside: RECOMMENDED. 1 to 2 weeks after your average last frost date.
- When to Start Inside: 2 to 4 weeks before your average last frost date. Sunflowers are senstive to root disturbance; sow in biodegradable pots that can be planted directly in the ground.
- Days to Emerge: 10–15 days
- Seed Depth: ¼"–½"
- Seed Spacing: A group of 3 seeds every 24"
- Thinning: When 3" tall, thin to 1 every 24"
Growing Info
- Harvesting: Seeds are ready to harvest when the back of the head has dried and turned brown, about 4 weeks after the flowers have been pollinated. Petals will have wilted and fallen off, and the seeds will be plump, and colored white with gray/black stripes. Seeds ripen around the outside of the flower first; the ones in the center will ripen last. Average yield is approximately 1 pound per head.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy