Largest Permanent Hedge Maze

Peace Maze; Castlewellan Forest Park, County Down, Northern Ireland; September 12, 2001.

The world's largest permanent hedge maze is the Peace Maze at Castlewellan Forest Park, Co. Down, Northern Ireland, which has a total area of 11,215 m² (2.771 acres), a total path length of 3.515 km (2.184 miles) and opened on September 12, 2001. The maze was designed by Beverley Lear (UK) and created by the Forest Service, Northern Ireland and members of the public.

Source: Guinness World Records 2007

Largest Jack O'Lantern

Scott Cully; Northern Cambria, Pennsylvania, USA; October 31, 2005.

The world's largest jack o'lantern was carved by Scott Cully (USA) from the world's largest pumpkin on October 31, 2005 in Northern Cambria, Pennsylvania, USA. The pumpkin was grown by Larry Checkon (USA) and weighed 666.32 kg (1,469 lb) at the Pennsylvania Giant Pumpkin Growers Association Weigh-off, on October 1, 2005.

Source: Guinness World Records 2007

Tallest Amaranthus

David Brenner; Iowa, USA; September 29, 2004.

The world's tallest amaranth plant (Amaranthus australis) measured 4.61 m (15.12 ft) on September 29, 2004 and was grown by David Brenner (USA) at Iowa State University, Iowa, USA.

Source: Guinness World Records 2007

Largest Tree Transplanted

Senna Tree Company; Los Angeles, California, USA; January 20, 1994.

The largest tree to be transplanted was an oak tree (Quercus lobata), aged between 180-220 years and measuring 17.67 m (58 ft) tall, 31.6 m (104 ft) wide (branch-span), weighing approximately 415.5 tonnes (916,000 lb) and with a trunk girth of 5 m (16 ft 2 in). "Old Glory" was moved 0.4 km (0.25 miles) by Senna Tree Company (USA) to a new park in Los Angeles, California, USA on January 20, 2004.

Source: Guinness World Records 2007