Bring the 2 cups of Water to a boil; remove from heat and add the Lavender.
Steep for 20 minutes and strain.
Combine the Lavender Water, Vinegar and Sugar in a large heavy saucepan.
Add the Pectin, return to a boil and boil for one minute.
Remove from the heat and skim off the foam.
Pour into hot sterilized jars and seal. Turn the jars upside down on a clean towel, until cooled. Tighten the lids and wipe off the jars.
Thoroughly wash the jars with soapy water. Rinse well. Cover with water, bring to a boil and boil for 10 minutes. Boil the seals and rings for 3 minutes.
Use tongs to remove from the hot water; be sure to drain all the water out before filling with the jelly. Fill 1 jar at a time and be sure to wipe off the rims before sealing.