Definition of "abloom"

[…] on summer nights when the tulips were abloom and the bees buzzing […]

1928, Virginia Woolf, chapter 4, in Orlando: A Biography, London: The Hogarth Press; republished as Orlando: A Biography (eBook no. 0200331h.html), Australia: Project Gutenberg Australia, July 2015

[Krazy Kat:] How can you tell spring is here, Offissa Pupp? / [Officer Pupp:] By the flower abloom in yon pot.

1934 April 17, George Herriman, Krazy Kat, Tuesday, comic strip, page 112

For Santa Claus comes / With reindeer and sleigh / To fill up the stockings on glad Christmas Day. / And there in the library / Stands a great tree / With gifts all abloom, most lovely to see!

1900 January, Gregory Hartswick, “[Untitled]”, in St. Nicholas (magazine)‎, volume 27, number 3, page 274

Who does not feel the passage of divine dreams over his troubled life when the infinite meadows of heaven are suddenly abloom with light?

1902, Hamilton Wright Mabie, Under the Trees‎, page 62

He was abloom with heat and anxiety. The sweat underneath his arms had turned into an oily slick.

1998, Tom Wolfe, chapter 15, in A Man in Full

The Hollywood concept of clean-shaven, square-jawed young men and fragrant young ladies with cheeks abloom does not seem to square with the facts.

1987, Merrill J. Mattes, The Great Platte River Road, page 70

When they returned, Jade's cheeks were abloom, her eyes alight with anticipation.

1997, Ruth Langan, chapter 1, in Jade