DIY Seedling Greenhouses | Get a Jump Start on Your Garden This Year | Cool And Simple Tricks To Start Your Own Indoor Seedling Using Items From Around Your Home by Survival Life at http://survivallife.com/diy-seedling-greenhouses/
Newspaper Starter Pots. These work extremely well. It's now July 1 and some perennial seedlings planted in May are still holding tight in tehir pots. they grow very slowly, but I will plant them by September. These pots have newspaper reinforced sides so they stay strong, just in case you don't transplant your seedlings right away. I bet they could be re-used too!