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Spirogyra sp. A green alga with spiral chloroplasts. Each green algae culture contains enough material for a class of 30 students. This culture requires a high light level of 200 to 400 foot-candles of fluorescent light 18 to 24" from the culture. Optimal medium: Alga-Gro® Freshwater (item #153752). Optimum growth temperature: 22° C. Note: Should not be shipped over a weekend. Carolina recommends that you request your order to arrive on a Wednesday, Thursday, or Friday (or even a Saturday) to avoid weekend shipping. Contact Carolina Customer Service for more delivery options.
If for any reason you are not satisfied with this item, it is eligible for a return, exchange, refund or credit up to 30 days from date of receipt. Other restrictions may apply. Returns & Exchanges Policy.
