There have been years in Finland when container seedlings of Norway spruce (Picea abies (L. ) Karsten) planted in the summer have been damaged by early-autumn frosts. For August and September plantings. the seedlings can be hardened by means of short-day (SD) treatment. https://www.lightemupsequences.com/flash-pick-Tiki-Luau-Shaped-Thank-You-Cards-Tropical-Hawaiian-Summer-Party-Thank-You-Note-Cards-with-Envelopes-Set-of-12-top-super