Build your own heated propagation bed for starting seeds and cuttings. Start with a base of 1/2″ exterior plywood over a 2×2 wood frame. Fasten 1×4 boards to the sides. Lay out the soil warming cable according to manufacturer’s directions in 1-1/2″ x 2″ of sand or sandy soil. Cables must not touch when energized. Disconnect when not in use. Example: 2 ft. x 3 ft. Hot Bed one – 1/2″ exterior plywood 24″ x 36″ 2×2 – Two pcs. 36″, two pcs. 21″ 1×4 – Two pcs. 37-1/2″, two pcs. 24″ one – cubic foot sand or sandy soil one – Soil Cable #8003 or #8051 |