Mammillaria tenango del valle
(This plant comes in a 3.5 inch pot. All of our plants are grown under the same conditions, although not all the plants are the same. You will receive a similar plant in size and shape to the ones in the pictures. Our plants are hand-picked and carefully selected to bring you the best quality possible. Please allow us up to 3 business days to process your order. If you wish to receive your order on a specific date, or have special instructions, please add a note at the checkout . The plant is shipped in its pot to prevent any damage to the roots).
They are easy to culture and make interesting specimens for any collection. It grows by producing offsets and will form large clumps with time and doesn't require any special treatment, but some forms can be fast growers, while others are average in speed. It needs as much light as possible to keep the stems compact, but care must be taken to avoid sun scorch. Need a well-drained soil mix. Water well and then allows to dry thoroughly before watering again during the growing season. It doesn't like much, if any, winter water, it can survive short exposures to freezing temperatures (-4° C.) if properly hardened off and kept dry.
Some of the information in this description has been found at desert-tropicals.com, llifle.com and cactus-art.biz