... my grape vine is planted in the open ground against a trellis, ... but maybe this exceptionally dry weather has taken the water table much lower than before and as Dove says its simply dying of thirst. Your lovely collection of houseplants is starting to look a little limp, and you’re ready to get things perked back up again. Grapevines need pruning on a yearly basis, preferably in the winter. They go dormant in the fall and all the leaves fall off and they look dead. Your grapevine may not need to be revived. How to Fertilize Grapes. Nothing will restore these leaves to health, but assessing whether it has just lacked enough water and correcting that may spur it back to health. To keep the plant from falling into neglect again and possibly dying, prune the plant every year. Is the damage irreversible? Obviously, you’ve thought to give them a drink and that hasn’t solved the problem. Consisting of about 350 species of subtropical to tropical species, Cissus rhombifolia is one of the most tolerant of indoor growing conditions. of poultry or rabbit manure, or 5-20 (2.2-9 kg.) Prune back old wood since fruit will appear only on new wood. There are a number of possible solutions to Grape ivy, or Cissus rhombifolia, is a member of the grape family and in form resembles other ornamental vines that share the name “ivy”. How to revive a dead plant, step 2: Think about the water. Apply 5-10 pounds (2.2-4.5 kg.) According to web site Gardening Know How, just because your plant is limp and brown doesn't mean it's necessarily dead. A vine that size will need gallons and gallons of water 0. Grapevines, like almost every other plant, need nitrogen, especially in the spring to jump start rapid growth.That said, if you prefer to use manure to feed your vines, apply it in January or February. Step 1 Take a sample of the soil in which your ivy plant is growing to your county extension office for pH testing. Be prepared to add amendments, such as sphagnum peat moss, … If it is dark brown or black, it is unlikely to re-generate. Nursing a dying ivy plant back to life requires patience and knowledge of the plant's needs. Image by vetcw3.. So now you need to figure out what to do next. Plants that are over-watered appear wilted and may have brown or yellow leaves that make it look dead but with very moist soil. To see if it is dead, you can cut off a vine a foot or so from the ground and see if it is still moist, and white to light tan inside. If you choose to perform a radical rejuvenation pruning to the plant, be patient for a few years. Will that revive it? In California that usually happens in November or October.