"Happy Birthday" Planter Kit - Just Add Water and Watch Your "Happy Birthday" Message Grow Engraved on the Plant. 100% Guarantee to Grow Indoor/outdoor The most unique way to say Happy Birthday Just add water and watch your "Happy Birthday" message grow engraved on the plant 100% Guaranteed to Grow within 10 days. grow in doors/outdoors It's a live, unique, and amazing gift designed to surprise, excite and be remembered for years to come