Dhara Seeds
Giant Grand Colossus Onion Seeds – Extra-Large American Onion Variety
$16.99
Unit price perEstimated Free Delivery between July 02 and July 05.
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Growing Instructions
Giant Grand Colossus Onion Seeds (30pcs) American-Sized
Characteristics and Uses of Giant Grand Colossus Onion
The Giant Grand Colossus Onion is an impressively large onion variety known for its robust flavor and large size. These onions can grow to massive proportions, making them perfect for slicing, salads, and grilling. They are ideal for gardeners looking to grow giant, flavorful onions.
Growing Conditions for Giant Grand Colossus Onion
- Light Requirements: Full sun
- Soil Type: Well-drained, fertile soil
- Temperature: Prefers cooler growing conditions (55-75°F / 13-24°C)
Planting Tips for Giant Grand Colossus Onion
- Plant seeds in the early spring, once the soil has warmed
- Space onion sets 6 inches apart for optimal growth
Watering Instructions and Tips
- Water regularly to keep the soil moist but not waterlogged
- Use a mulch layer to help retain moisture and keep weeds at bay
Growing Zones
- USDA Zones: 3-9
Non-GMO
Dharaseeds are Non-GMO and free from genetically modified organisms.
High Germination Rate
Tested for high viability to ensure successful sprouting.
Heirloom Variety
Open-pollinated seeds preserved for quality and authenticity.
Chemical-Free
Free from synthetic pesticides, herbicides, and additives.