I want to grow lettuce; how many plants can I fit in a 4-foot urban planter box?
Maximize your 4-foot urban planter! Learn the ideal lettuce spacing using square foot gardening principles to determine exactly how many plants you can successf... Answered on Mar 27, 2026
I want to grow lettuce; how many plants can I fit in a 4-foot urban planter box? READ MORE »
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