Sure, vitamin K1 is found in plants. However, animal foods such as eggs are the best source of vitamin K2, which is associated with positive cardiovascular outcomes. This resource is cited
Sauerkraut, natto, and other fermented plant foods contain vitamin K2, as even the carnists' cited source suggests. In addition, supplements contain K2 as well.
According to calculations from Lifting Vegan Logic, the only way to obtain 420 ug of vitamin K2 is with:
None of these seem like satisfactory options for animal product sources.
If you're claiming that K2 is needed for cardiovascular health, then probably you shouldn't load up on eggs, whole milk, and cheese.