Object hanger

Oil distribution gear pumps with integrated air separators

Oil producing sunflowers and production thereof

Oil products from algae

Oil recovery process employing thickened aqueous driving fluid

One piece garden stake

One-piece trellis wire support assembly

Open mesh plant soil protector apparatus

Opening and closing a flexible screen in a greenhouse or the lik

Operational system for transplanting growing plants

Optical recording medium

Orbital hydroponic or aeroponic agricultural unit

Orchard heat exchanger

Orchid cultivating device

Ornamental container and display assembly for a seedling plant

Ornamental fixture for suspending potted plants

Ornamental plant pot

Ornamental topiary structure

Ornamental tree protector

Osmotic fiber systems