Grow your own asparagus spears in even the smallest of spaces&33; This handy asparagus planter collection does not require a permanent bed or large growing area, making it perfect for a patio or balcony. Asparagus grown in planters will take 2 years to crop & will crop for up to 3 seasons after this. Please note: Once growing in a planter it is not advisable to disturb asparagus plants & move them. To grow asparagus plants in containers, a planter of at least 60ltrs is required. Each collection consists of 2 x 60 litre planters, plus 3 crowns each of Asparagus Mondeo & Asparagus Pacific 2000.