I notice them also in this mornig - they start to dominate :)
Maybe this plant - Vicia cracca L.
http://www.poga.lv/photos/dorisa/photo:520429/
latviski: vanagu vīķis, vanagvīķi, vanagzirņi
angliski: tufted Vetch
vāciski: Vogel-Wicke
zviedru: kråkvicker
igauņu: harilik hiirehernes
lietuviešu: mėlynžiedis vikis
krievu: горошек мышиный
(it is interesting, that in latvian plant is named as hawk`s pea, but in russian as mouse pea)