Tree Collard Cuttings (4 perennial purple tree collards cuttings) Four freshly cut purple tree collard cuttings. You will need to root them upon arrival (if you prefer to purchase already rooted plants please visit our Amazon store, we often have rooted plants available). Instructions will be included. We ship out cuttings weekly. Purple tree collards are a perennial vegetable hardy to around 20 F. In mild climates they produce year round. Imagine growing an abundance of delicious, nutritious greens and never having to worry about starting seeds each year. Great sauteed, included in hearty stews, blended into green smoothies, dehydrated into chips, or fermented into sauerkraut. Grown and shipped from a certified CA nursery without synthetic pesticides or herbicides.