Environmentally Friendly Paper Dye for Making Garden Mulch?
Yes, you can dye with tea or strong coffee.
Why Are the Flowers Falling Off My Cucumber?
You are probably seeing the male flowers fall off. If the flower has no mini-cuke shaped swelling at the base, it is male, and it is not a problem if it falls off. Cucumbers usually will get pollinated on their own (bees) so dont worry.