The 30th wedding anniversary is known as the pearl anniversary or as a trigentennial anniversary. It is appropriate to give gifts such as pearl necklaces and pendants to a spouse on the 30th anniversary.
While traditional white pearls are often presented as gifts, black or pink pearls can also be given to a spouse to celebrate 30 years of marriage. Gifts made of pearl jubilee are the modern alternative to 30th-anniversary presents. A modern gift of diamond jewelry is also appropriate for a 30th wedding anniversary.
The lily is the traditional flower associated with the 30th wedding anniversary as lilies are a symbol of virtue and can represent devotion.
According to traditional gift giving, a fifth wedding anniversary is referred to as the wooden anniversary, a 10th anniversary is tin, a 20th anniversary is china, a 40th anniversary is ruby, a 50th anniversary is golden and a 60th anniversary is diamond.
In terms of names that represent the numbers, a fifth anniversary is a quinquennial, a 10th anniversary is a decennial, a 20th anniversary is a vigintennial, a 40th anniversary is a quadragennial, a 50th anniversary is a semicentennial or quinquagenary and a 60th anniversary is a sexagennial.