It is only in the nether than the monsters spawn, not in the over world, so, as suggested I destroyed one of the blocks of the portal and relighting it, but that didn't solve the problem. More spawned when I went through.
I'm in survival and have tried using shears but still get nothing to pick up after destroying a tall flower.
It is only in the nether than the monsters spawn, not in the over world, so, as suggested I destroyed one of the blocks of the portal and relighting it, but that didn't solve the problem. More spawned when I went through.