Most of these plants are offered in scales:
XS - 1/72 (20мм), 1/87 (16.5мм)
S - 1/35 (43мм), 1/48 (32мм), 1/56 (28мм)
M - 1/30 (60мм), 1/32 (54мм), 1/35 (43мм)
L - 1/20 (90мм), 1/24 (75мм), 1/25 (75мм), 1/30 (60мм)
There is more, much more in MiniWarPaint catalogue.
Check it out: https://shop.miniwarpaint.ru/en