DIFFERENT TYPES OF AGAR Mac Conkeyâs Agar plate MacConkey (also McConkey) agar is a culture medium designed to grow Gram-negative bacteria and stain them for lactose fermentation.he pattern of lactose fermentation and H 2 S production aids in the identification of the organism subbed to the plate. HE agar is designed to isolate and recover fecal bacteria belonging to the Enterobacteriaceae family. HE is particularly useful in isolating Salmonella and Shigella.
In fact, spring should be the only time for complete cutting back. Pruning hibiscus plants entirely helps rejuvenate them for summer blooming. Branch tips can be pinched, or tip pruned, throughout the season, however, to encourage bushier growth.
Growing hardy hibiscus from seeds requires obtaining a hibiscus plant. You can buy the seeds from a store, but using the seeds straight from a plant will yield better results. The seeds need to be soaked in water to rehydrate them, and they typically begin sprouting within one to two weeks.nstructions. Remove the hibiscus seeds from the plant once the seed heads dry. Clean out the seed covering and small pieces of stem from the seeds. Cover the seeds with water. Allow the seeds to soak for three to four hours.