Sunflower (Helianthus annuus 'Mammoth Russian') in the Sunflowers Database

Common names:
Give a thumbs up Sunflower
Give a thumbs up Annual Sunflower
Give a thumbs up Common Sunflower

Also sold as:
Russian Mammoth
Black Russian

General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Annual
Sun Requirements: Full Sun
Water Preferences: Mesic
Dry Mesic
Plant Height: 12-15 feet
Plant Spread: 24-36 inches
Fruit: Edible to birds
Flowers: Showy
Flower Color: Yellow
Bloom Size: 6"-12"
Over 12"
Flower Time: Summer
Uses: Dye production
Cut Flower
Edible Parts: Fruit
Dynamic Accumulator: Ca (Calcium)
Mn (Manganese)
Zn (Zinc)
Cu (Copper)
Wildlife Attractant: Bees
Resistances: Drought tolerant
Propagation: Seeds: Self fertile
Sow in situ
Pollinators: Flies


Sunflower SecretsSunflower Secrets
October 21, 2014

Amazing blooms, those sunflowers have, and behind every huge golden petaled, chocolate-centered face, there hides a world of secrets. Their seeds are filled with nutrition, their young faces follow the sun, and their petals, seeds, and hulls provide both yellow and a dark purple dye. But that's not all: Sunflowers are the globetrotters of the plant world.

(Full article49 comments)
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Posted by robertduval14 (Mason, New Hampshire - Zone 5b) on Mar 3, 2013 3:43 PM

Of all the 'big' sunflowers, this is one of my favorites. Its very fast growth makes it great for children to grow (easy-to-see progress helps keep them interested).

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Plant Events from our members
dragonfetti On March 24, 2015 Transplanted
From 'AK' and 'AL' container to pots
dragonfetti On March 18, 2015 Seeds germinated
In 'AK' & 'AL' container; 9 seeds
dragonfetti On March 15, 2015 Seeds sown
In 'AK' & 'AL' container; 9 seeds
dragonfetti On March 15, 2015 Seeds sown
In 'AF' container
dragonfetti On January 30, 2015 Obtained plant
American Seed $.99
» Post your own event for this plant

Discussion Threads about this plant
Thread Title Last Reply Replies
Wow.... by wcgypsy Mar 3, 2013 5:06 PM 1
Great shot, Natalie! by SongofJoy Jul 22, 2014 12:58 PM 4
Sunflowers by sunflower195517 Jul 14, 2018 8:54 AM 1
Sunflowera by sunflower195517 Jul 14, 2018 7:59 AM 0

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