Spring planting before the days are long enough sends young regulars into flower, and it makes a mess of a season. Seedlings set out in April at northern latitudes read the short days as autumn, show sex early, start budding at thirty centimeters and reveg awkwardly in June once the days stretch. Safe planting out dates by latitude, and the trick of extending daylight with a porch light for the first weeks, are noted on https://breederregularseeds.com. Patience in spring saves a lot of confusion in July.