The lilac flower symbolizes the first emotions of love in youth.
Dream dictionary: lila foruohar dream meanings
…The alder in dreams presages travels, chiefly by sea; unrest in home life and work.Ash, bad news of all sorts.Banyan, journeys and surprises.Beech, disaffection (or going abroad) of friends; disappointments in general.Birch, success in work.Broom, illness, sometimes death.Brambles, troubles, both domestic and financial.Cedar, presents of all kinds; loss (by death) of old friends.Chestnut, success in courtship, falling in love.Clematis, reunion of friends and lovers.Elm, death of a relation, of an old friend; or loss of employment.Hawthorn, sickness.Hazel, success of an extraordinary nature; recovery from illness; escape from an accident.Lilac, new clothes; present from lover; unexpected invitations.Mistletoe, great success in courtship and the arts.Olive, falling in love; the forming of new friend-ships.Palm, success in work and rise in social life.Pine, death, illness; and a journey to foreign parts.Poplar, danger from drowning or falling.Willow, death of a great friend or near relation; and sorrow due to illness.Addendum to TreesTo dream of…
…will be, guilty of carrying on a flirtation with someone else. To dream of the object of one’s affections in connection with ash or beech trees, grass, crows, owls, tortoiseshell cats, spaniels, eels, black horses, ear-wigs, moths, monkeys, wasps, tigers, wolves, and hanging, signifies fickleness and inconstancy on the loved one’s part, which not infrequently leads to a breaking off of the engagement, and, in cases of marriage, to separation and divorce.To dream of one’s beloved one in connection with cherries, ducks, and gnats portends kisses from him or her; to dream of him or her in connection with cedars, lilacs, pigeons, and ladybirds portends presents; to dream of him or her in connection with clematis, black cats, silver foxes; grey horses, bees, worms, and lions signifies he or she is constant, that the engagement will lead to marriage, and that the latter will prove in every way happy….