Extending The Tulip Bulb Season. Tulip flaming Spring Green Is One Of The Last Tulips To Flower & Its Definitely Worth The Wait. Its A Viridiflora Tulip With Spring Green As A Parent So You Can Enjoy White Tulip Flowers With stunning Red & Green Streaks.how You Receive Your Bulbsyou Receive Our Spring-flowering Bulbs In Autumn In A Plastic Mesh. This Is To Keep The Bulbs Together In A Pack Which Is Nice & Airy – Perfect To Keep The Bulbs Healthy While In Transit. can’t Plant Straight Away?keep Your Bulbs In A Cool, Light & Dry Place & Preferably Hanging On A Hook So That Air Can Get To The Bulbs At All Angles. Look To Planting Your Bulbs Within A Week Of Receiving Them.