WASHINGTON — Off in the distance, young patients can see the Washington Monument from the hospital’s new rooftop “healing” garden, dedicated Friday by first lady Melania Trump as a place children and their families can breathe fresh air, “relax and enjoy in peace.”

Features of the Bunny Mellon Healing Garden at Children’s National Medical Center also include doors that are wide enough to wheel in hospital beds, power outlets for patients who use machines that run on electricity and fake grass for patients with allergies.

Trump, who has been living in New York since she became the first lady, has been a low-key FLOTUS so far, but she’s met several times with children in hospitals or care centers in appearances sometimes unannounced and largely uncovered by the national press.

In March, she paid a surprise visit to New York Presbyterian/Weill Cornell Medical Center, reading to children in the pediatrics unit playroom. On April 14, she paid an unannounced visit to HomeSafe, a home for abused teen girls, in Lake Worth, Fla, according to the Palm Beach Post. But there were no photos until she tweeted pictures of the encounters.

Earlier, in March, Trump quietly toured Children’s National and visited the garden, helping the children plant morning glories, said to be a symbol of love and renewal.

“We had so much fun,” she said. “I look forward to coming back when everything that we planted is in full bloom.”

In her short…