Category: Propagation

SEED: Home Growth Stimulus

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Seed sown in places distant from their native home or habitat will still measure time and respond to it in terms of the native habitat and become active when the necessary home growth stimulus, suc... Read More

SEED: Viability Proof

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago There is no certain method of testing except to wait after planting to see how many germinate; mature seed can be examined under a 20 power lens and if the seed is plump and an embryo (dark spot) i... Read More

SEEDLING CASE: Appropriate Disinfectants

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Most commonly used is 0.2% mercuric chloride (one part bichloride of mercury in 500 parts of water) if still obtainable; may be purchsed in tablet form; 70% ethyl alcohol or grain alcohol is very e... Read More

SEEDLINGS: The Clump Method of Deflasking

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago For Lycastes it is advisable to remove the seedlings from the flask in a clump and not to separate the roots after washing off the agar; plant the whole thing in a bark community pot. A82-913 Read More

SEEDLINGS: Unbloomed

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Purchasers sometimes gamble that their chance of getting an award-winning plant from a batch of unbloomed seedlings is better on the theory that if it had already bloomed and was not sold it must h... Read More

SEEDS: Peroxide Treatment

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago For the peroxide-catalase method of growing with discussion of details, recommendations on treatment of green capsules, seed germination, transplanting protocorms and seedlings; details on supplies... Read More

SEEDS: Storage

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A small amount of anhydrous calcium chloride is placed in the bottom of a screw-cap test tube, covered with cotton and the seeds placed on the cotton, the cap replaced and the tube placed in the ve... Read More

SELFING: Improving Species

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Superior hybrid strains have been developed recently by selfing and sibling-crossing and to compare these with the original jungle plants is incorrect. AA86-29 Read More

SELFING: Of Meristem Plants

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Should the offspring be deformed it will depend entirely on genetics; meristem propagation is not different from the normal kind. A70-725 Read More

SELF-POLLINATION: In Some Orchids

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Autogamy is one type of self-pollination and occurs in an open flower where pollen is transferred to the stigma without an intermediary or pollinator; cleistogamy is the other type and occurs in an... Read More