- Kingdom: Animalia
- Phylum: Arthropoda
- Class: Arachnida
- Order: Araneae
- Suborder: Araneomorphae
- Family: Araneidae
- Genus: Araneus
- Species: Araneus diadematus
Common Name (AAS)
Other Common Names
European Garden Spider, Cross Spider, Diadem Spider, Crowned Orb-weaver, Garden Spider, Garden Cross Spider
Carl Alexander Clerck, 1757
There have been 170 confirmed sightings of Araneus diadematus (Cross Orb-weaver), with the most recent sighting submitted on May 14, 2019 by Spider ID member kristen-w. The detailed statistics below may not utilize the complete dataset of 170 sightings because of certain Araneus diadematus sightings reporting incomplete data.
- Web: 53% of the time, Araneus diadematus spiders are sighted in a spider web (Sample size: 141)
- Sex: 32 female and 5 male.
- Environment: Araneus diadematus has been sighted 137 times outdoors, and 20 times indoors.
- Outdoors: Man-made structure (90). On flower (3). Low foliage (22). High foliage (8). Ground layer (10). Under rock or debris (2). Forest (2).
Location and Range
Araneus diadematus (Cross Orb-weaver) has been sighted in the following countries: Belgium, Bulgaria, Canada, Denmark, France, Greece, Ireland, Spain, Turkey, United Kingdom, United States.
Araneus diadematus has also been sighted in the following states: California, Connecticut, Illinois, Indiana, Maine, Massachusetts, Michigan, New Jersey, New York, Ohio, Oregon, Rhode Island, Vermont, Washington, Wisconsin.
Araneus diadematus has been primarily sighted during the month of October.
- January: 4
- February: 6
- March: 2
- April: 2
- May: 5
- June: 2
- July: 3
- August: 22
- September: 28
- October: 71
- November: 12
- December: 12
- The white cross marking is created by collections of guanine under the spider’s cuticle. Rarely, it may be lacking entirely.
- Underside of abdomen with central black area framed by pale ‘L’-shaped brackets (but lots of other orbweavers have similar ventral markings, as well).
- This species is one of the most well-known spiders in the whole world, and has been the subject of numerous scientific research papers.
- It was elected as the “European Spider of the Year” in 2010.
- In 1952, it was the star of a short film documentary called “Epeira Diadema” by Italian director Alberto Ancilotto. It was nominated for an Oscar in 1953.
- Spider may “bounce” up and down in the middle of its web if it feels threatened.
- Egg sacs roughly 20mm in diameter, made of fluffy yellowish-orange silk. Usually stuck in rolled up leaves, under eaves of buildings, within woodpiles, or other protected places, but not hung in the web itself. May contain 100-800 yellow eggs.