Plants are obtained through using Seed Packets, which can be crafted.
Mod for minecraft PE 0.15.0,0.16.0
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Plants are obtained through using Seed Packets, which can be crafted.
Pea Pods and Shroom Pods can be obtained from Pea Crops and Shroom Crops, which the seeds are dropped from grass or crafted.
Hard Hats, High-Vis Jackets, Football Armor, Pylons, Zombie Flags etc. can only be obtained from killing the correct zombie.
There are 19 different kinds of plants in the game:
Repeater (fires 2 Pea Pods at a time)
Spikeweed (hurts enemies when they tread on it)
Threepeater (fires 3 Pea Pods at a time)
Twin Sunflower (produces double the sun of a standard Sunflower)
Iceberg Lettuce (freezes enemies on colliding)
Wall-nut (protects plants)
Potato Mine (blows up on contact, but takes time to arm itself)
Marigold (produces gold nuggets)
Pea-nut (Offensive and defensive)
and more !!!