Plant out in a damp sunny shletered spot, preferably by the edge of water. It can be contained by planting in a large bucket.
The crown of the plant may be protected from winter frosts by bending the old leaves back over to cover the central crown
Sow fresh seed in late summer, as soon as they are ripe. Germination can be irregular, two weeks to two months. Keep compost moist but not wet using a spray.
Sow at a depth of approx. 0.2 inches (0.5 cm) and aim for a distance of at least 9.75 feet (3.00 metres) between Giant rhubarb plants. Soil temperature should be kept higher than 20°C / 68°F to ensure good germination.Overwinter seedlings in a cold frame. Keep damp.
As Giant rhubarb is hardy, ensure temperatures are mild enough to plant out - wait until after your last frost date to be on the safe side.These estimates for how long Giant rhubarb takes to sprout, grow and harvest are from real observations from real gardeners, right around the world.
Average 60 days | Min days | Max days (0)
Average days | Min days | Max days (0)
Average days | Min days | Max days (0)
Dinosaur food