Appearance: Hoya 'Crassipetiolata' has thick, succulent-like leaves that are typically oval-shaped. The leaves are usually dark green and glossy. The plant is also known for its beautiful clusters of flowers that are typical of Hoyas. The flowers are star-shaped, often pink or white, and exude a pleasant fragrance.

Light: Hoya 'Crassipetiolata' prefers bright, indirect light. Too much direct sunlight can cause sunburn on the leaves, while too little light may result in reduced flowering. Some morning or late afternoon sun could be beneficial, but harsh midday sun should be avoided.

Water: As a semi-succulent, Hoya 'Crassipetiolata' is quite drought-tolerant. It prefers the soil to dry out completely between waterings. Overwatering can lead to root rot.

Soil: A well-draining soil mix is essential to prevent waterlogging. A cactus or succulent soil mix, or a regular potting mix with added perlite or sand to improve drainage, can work well.

Temperature: Hoya 'Crassipetiolata' prefers warmer temperatures, typically between 60-85°F (16-29°C). It can tolerate a slightly wider range but should be protected from drafts and sudden temperature changes.

Propagation: Hoya 'Crassipetiolata' can be propagated through stem cuttings. Cut a segment of the stem that includes at least one node, let it air dry for a day, and then place it in water or moist soil to root.

Pests and Problems: Hoya 'Crassipetiolata' is generally resistant to pests, but it can occasionally suffer from mealybugs, aphids, or spider mites. Regular inspection and immediate treatment can help manage these pests. Overwatering can lead to root rot, and under-watering can cause the leaves to wilt or shrivel.

In summary, Hoya 'Crassipetiolata' is a beautiful and relatively easy-to-care-for houseplant. Its glossy leaves and fragrant flowers make it a delightful addition to any houseplant collection. Despite its exotic appearance, it's quite hardy and adaptable, making it a great choice for both novice and experienced plant owners.