Arabidopsis thaliana seedlings (genotypes Col-0, ga1-5, or det2-1) were grown in MS-liquid medium for 7 days at 23 ˚C and treated with IAA, zeatin, GA3, ABA, MJ, ACC, or BL for 30 min, 1 hour, or 3 hours.

Arabidopsis thaliana seedlings (genotypes det2-1) were grown in MS-liquid medium for 7 days at 23 ˚C and were treated with campestanol, 6-deoxocathasterone, cathasterone, 6-deoxoteasterone, teasterone, 3-dehydro-6-deoxoteasterone, 3-dehydroteasterone, 6-deoxotyphasterol, typhasterol, 6-deoxocastasterone, castasterone, or brassinolide for 3 hours.

Arabidopsis thaliana seedlings (genotypes Col-0, ARR22-ox) were grown on MS-agar plates for 21 days at 22 ˚C and were treated with t-zeatin for 3 hours.

Dry seeds of Arabidopsis thaliana (genotype Col-0) were imbibed in water or ABA solution for 24 h at 22 ˚C under continuous light.

Seeds of Arabidopsis thaliana (genotype ga1-3) were grown in water for 24 hours with white light at 22 ˚C and treated with water or gibberellin solution.

Arabidopsis thaliana seedlings (genotype Col-0) were grown in MS-liquid medium for 7 days at 23 ˚C and were treated with propiconazole, uniconazole, paclobutrazol, or prohexadione for 3 or 12 hours.

Arabidopsis thaliana seedlings (genotype Col-0) were grown in MS-liquid medium for 7 days at 23 ˚C and were treated with 2,4,6-trihydroxybenzamide, p-chlorophenoxyisobutyric acid, 2,3,5-triiodobenzoic acid, or naphthylphthalamic acid for 3 hours.

Arabidopsis thaliana seedlings (genotype Col-0) were grown in MS-liquid medium for 7 days at 23 ˚C and were treated with brassinazole 220 or brassinazole 91 for 3 or 12 hours.

Arabidopsis thaliana seedlings (genotype Col-0) were grown in MS-liquid medium for 7 days at 23 ˚C and were treated with AgNO3 or aminoethoxyvinylglycine for 3 hours.

Arabidopsis thaliana seedlings (genotype Col-0) were grown in MS-liquid medium for 7 days at 23 ˚C and were treated with CHX (cycloheximide), MG132 (carbobenzoxyl-leucinyl-leucinyl-leucinal), PNO8 (N-octyl-3-nitro-2,4,6-trihydroxybenzamide), ibuprofen, daminozide, or salicylic acid for 3 or 12 hours.

Arabidopsis thaliana seedlings (genotypes Ws-2, bri1-5, Ler-1, ga1-5) were grown in MS-liquid medium for 7 days at 23 ˚C.

Arabidopsis thaliana seedlings (genotypes Col-0, ARR21C-ox) were grown on MS-agar plates for 21 days at 22 ˚C.

Dry seeds of Arabidopsis thaliana (genotype Col-0) were or imbibed in water for 1 h or 3 h at 22 ˚C under continuous light.

Seeds of Arabidopsis thaliana (genotype Ler-0), were irradiated with a far-red light pulse 1 h after imbibition, then incubated for 96 hours in the dark at 22 ˚C or 4 ˚C.

Arabidopsis thaliana seedlings (genotype Col-0) were vertically grown for 10 days on MGRL-agar medium containing 1500 µM sulfate at 22 ˚C under 16 h/8 h light and dark cycles and than transferred to medium containing or lacking sulfate.