: Be wary of marketing claiming every seed will produce four leaves. This is biologically impossible; even high-expression strains are influenced by soil and temperature.
: Ensure you are buying Trifolium repens (white clover). Many sellers market Oxalis deppei (Iron Cross plant) as a "four-leaf clover" because it naturally grows four leaves, but it is not the "lucky" clover of folklore. where to buy four leaf clover
Four Leaf Clover Paper Cut Outs Set of 25 - Etsy New Zealand : Be wary of marketing claiming every seed