Botanical illustration of Lobelia
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🌱 Lobelia

Lobelia erinus
ornamentals Annual Campanulaceae
☀️ Sun
Full Sun to Partial Shade
💧 Water
Moderate
🗺️ Zones
10-11
🧪 Soil pH
6.0-7.0
🪴 Soil Type
Rich, moist
🚿 Drainage
Well-drained
📏 Spacing
4-6 in
📐 Height
4-8 in

🤝 Companions (3)

🤝 Petunia
Both cascading annuals for containers and edges
🤝 Squash
Ground-level companion beneath larger squash plants
🤝 Tomato
Low-growing edging that shades tomato roots

⚠️ Keep Apart (1)

⚠️ Walnut
Juglone toxicity from walnut roots

📝 Growing Notes

Cascading blue, white, or purple blooms. Perfect edging and container spiller.

🛒 Buy Seeds & Plants

Baker Creek Heirloom Seeds Johnny's Selected Seeds Botanical Interests True Leaf Market Burpee Territorial Seed Company

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