Third trimester.
Weeks 28–40. The last stretch — bigger, slower, closer, and the part people most often say they wish they had written down.
Week 28Iceland poppy37.6 cm
Week 29Cosmos39.2 cm
Week 30Zinnia40.5 cm
Week 31Black-eyed Susan41.8 cm
Week 32Aster43 cm
Week 33Hydrangea stem43.7 cm
Week 34Snapdragon45 cm
Week 35Dahlia, full stem46.2 cm
Week 36Peony, full stem47.4 cm
Week 37Orchid spike48.6 cm
Week 38Stargazer lily stem49.2 cm
Week 39Sunflower, cut stem50.1 cm
Week 40Long-stemmed rose51.2 cm