- A more heat tolerant spinach than others that spreads, quickly matures, and is monoecious.
35-50 days. Organic Bloomsdale Long Standing Spinach Seeds. Spinacia oleracea. Non-GMO. Heirloom. Organic Bloomsdale Long Standing Spinach provides bright flavor with tender leaves, as this annual is a popular variety to plant in your garden to either juice, sautee, bake or eat fresh! Organic Bloomsdale spinach is a 1937 All-America Selections Vegetable Winner for its tolerance to extremes, quickness to maturity, and flavorful dark green semi-savoy leaves. ~2,500 seeds/oz.