After you pack the pots together, you could loosely pack some newspaper or bubblewrap around the plants' stems so they don't move too much and snap a stem like Dryst said
MidnightToker54 Reviewed by MidnightToker54 on . Emergency Plant Transportation! How and what time? Hola. Although its not a super immediate emergency, it is happening sooner then I expected. A full month sooner then I expected. I have to move everything in 2 weeks. My new place is far larger and way chiller. However, its about a 45 minute drive away. What is the best way to transport plants. I will have 5 plants in soil with 1.5 gallon pots that will be 5 weeks into flowering. They will be around 3 feet tall, but they are single stalk sativas. I will have 2 plants in an 18 Rating: 5