Peak tomato season right now - 3 baskets 10kg (22lbs) each every other day. Canning full steam.

2L Pepsi bottle for scale

This year it's total tomato overkill in my garden - 75 plants in the greenhouse, 120 outside. 10+ cultivars

Materials:

• 10x 2.4m ( 8ft ) 2x4s
• 1x OSB sheet 240x120cm ( 8x4 ft )
• 12x two led light fixtures for 120cm (4ft) LEDs, 24 cool daylight 18W led lights
• 3x double light switches - one per shelf, half of each switch controlling every other light fixture
• Some screws, wiring, wagos
• Bonus: tapo p110 or other smart plug to turn the lights on/off on schedule

Total cost under $200