Grow healthy produce with St Helens Two Tier Mini Greenhouse. It is perfect for growing seedlings and plants until they are strong enough to be planted outside in your garden. The wire shelves promote good drainage while the PVC cover protects your plants from the elements such as rain and frost. The cover also helps to keep your plants and seedlings warm encouraging quicker germination and growth. This mini greenhouse is perfect for use in smaller gardens, on the balconies of flats and even in the gardens of static caravans. Completely portable - it is easy to dismantle and store away when not in use.