Product Description
Russian Mammoth Sunflower
- 50 seeds
- Open pollinated
- Organic
- Distance between plants – 18″
- Distance between rows – 24-30″
- Full sun
- Water every 2-3 days
- Days to maturity – 80-90 days
- Days to germination – 7-10 days
- Height – 50-70″
- Helianthus annuus – Asteraceae
Sow: Direct sow after last frost in loose soil 1’’ deep
Harvest: When in bloom, Seeds : when head bends over and flower petals are gone.
Seeds produced: West Coast Seeds
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