18 Perennial Veggies You Can Plant Once and Harvest For Years

Planting: Plant offsets in spring or fall
Harvest: Pull mature stalks and replant young shoots
Maintenance: Mulch to conserve moisture.

18. Tree Collards
Lifespan: 8–10 years

Tall-growing greens producing leaves year-round in mild climates.

Growing Tips:

Sunlight: Full sun to partial shade
Soil: Rich, well-drained
Planting: Start from cuttings
Harvest: Pick leaves regularly
Maintenance: Stake to support tall stems and prune for shape.

Why Perennial Vegetables Are a Smart Choice
Less Work: No yearly sowing
Soil Health: Reduced disturbance supports beneficial microbes
Cost-Effective: One-time planting for years of harvest
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