Mammoth Basil
Mammoth Basil
Made and shipped by MIgardener
Shipping is calculated per maker at checkout and is usually $8 to $15 for a single item. Add more from this maker to spread the cost.
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Mammoth Basil (Ocimum basilicum) is a robust culinary basil with large, ruffled leaves up to 4 inches long and an intense, sweet aroma. Its impressive leaf size makes it ideal for pesto and adds a bold green accent to gardens and containers.
At a glance
- Botanical name: Ocimum basilicum
- Type: Large-leaf culinary basil
- Leaf size: Up to 4 inches long, ruffled
- Aroma: Intense and sweet
- Tip: Remove flowers for larger leaves
- Sun: Full sun
- Non-GMO: Open-pollinated heirloom
Best for
- Pesto
- Fresh salads and caprese
- Wrapping and layering in dishes
- Container herb gardens
- Drying and freezing
How to grow
Sow after the last frost in warm, well-drained soil and full sun. Pinch the tops and remove flower buds to push energy into bigger, more flavorful leaves. Harvest often for the best growth.
Flavor profile
Classic sweet basil flavor, rich and aromatic, ideal for pesto thanks to the large leaves.
About MIgardener
MIgardener is a Michigan-based seed company offering affordable, non-GMO heirloom seeds for home gardeners.

Product facts
- Made by
- MIgardener
- Maker based in
- St. Clair, Michigan
- Size
- Price per unit
- Great for
- Pesto
- Fresh salads and caprese
- Wrapping and layering in dishes
- Container herb gardens
- Drying and freezing