LOS ANGELES—A section of MacArthur Park is reopening to the public on Feb. 22 after being closed for more than four months as crews conducted a $1.5 million improvement project with landscape and general park upgrades. The park’s lakeside portion, which was closed on Oct. 15, 2021, will open at about noon, Councilman Gil Cedillo said Tuesday. In October, Cedillo said the park would be closed for about 10 weeks. In January, his office attributed the delay to workforce impacts, supply chain disruptions, and heavy rainfall in December. Cedillo said Tuesday ahead of the park’s reopening that the city “made extensive landscape and general park improvements including but not limited to 133 trimmed trees, planting 60 new trees, 125 new plants, and shrubs, and 276,000 square feet of sod, a new irrigation system with 556 sprinklers and 18,000 feet of linear pipe, new lighting featuring 26 upgraded LED lights, 75,000 …