Flower food delivery mechanism with effervescing agent
Novel cut flower compositions which yield prompt, complete and homogeneous mixing when delivered in a permeable or semi-permeable container. No separate mixing is required, and the resulting solution if free of pH gradients. This result is attained by including in the composition one or more compounds that give rise to gaseous effervescence.
1. In a kit comprising a composition for cut flowers and a permeable or semi-permeable container, the improvement comprising the composition comprising components that yield gaseous decomposition products in an amount sufficient to cause the container to float after the container is placed into a vessel with water therein.
2. A cut flower food packet comprising:
an at least semi-permeable container having a permeability to particles of a size no greater than 400 μm, and
a composition for cut flowers in the container comprising one or more compounds that produce gas when contacted with water in an amount sufficient to cause the container to float after the container is placed into a vessel with water therein.
3. The packet of claim 2 , wherein said compounds are selected from the group consisting of carbonates and bicarbonates.
4. The packet of claim 3 , wherein the carbonates and bicarbonates are selected from the group consisting of Li 2 CO 3 , Na 2 CO 3 , K 2 CO 3 , (NH 4 ) 2 CO 3 , MgCO 3 , CaCO 3 LiHCO 3 , NaHCO 3 KHCO 3 and NH 4 HCO 3 .
5. The packet of claim 3 wherein the carbonate is CaCO 3 .
6. The packet of claim 5 , wherein a ratio of a weight of the CaCO 3 to a total weight of the composition is 0.5 :100 to 10 :100.
7. The packet of claim 5 , wherein said ratio is 2:100 to 5 :100.
8. The packet of claim 5 , wherein said ratio is 2.8 :100 to 4:100.
9. The packet of claim 2 , wherein said container has a permeability to particles of a size no greater than 100 μm.
10. The packet of claim 2 , further comprising at least one or more acids.
11. The packet of claim 10 , wherein said acids are selected from the group consisting of formic, acetic, propionic, butanoic, pentanoic, hexanoic, malonic, tartaric, ascorbic and citric.
12. The packet of claim 11 , wherein the acid is citric acid.
13. The packet of claim 2 , further comprising one or more carbohydrates.
14. The packet of claim 13 , wherein the carbohydrate is dextrose.
15. The packet of claim 2 , further comprising one or more sulfates.
16. The packet of claim 15 , wherein the sulfates are selected from the group consisting of KA1(SO 4 ) 2 and MgSO 4 .
17. The packet of claim 2 , further comprising one or more additives selected from the group consisting of disinfectants, biocides and growth regulators.
18. The packet of claim 17 , wherein said growth regulators are selected from the group consisting of auxins, cytokinins and gibberellins.
19. The packet of claim 2 , further comprising sodium perborate.
20. The packet of claim 2 , further comprising one or more drying agents.
21. The packet of claim 2 , wherein the container is rectangular in shape with dimensions of 2 cm to 8 cm wide by 2 to 12 cm long.
22. The packet of claim 2 , wherein the container comprises an image.
23. The packet of claim 22 , wherein the image is obtained using a printing technique.
24. The packet of claim 22 , wherein the image comprises instructions for use or application.
25. An assembly of containers according to claim 2 , wherein the containers are joined together to form one or more strands.
26. An assembly comprising a waterproof or moisture-proof outer packaging and one or more packets according to claim 2 .
27. A method for maintaining the freshness of cut flowers comprising:
placing stems of cut flowers in a vase,
placing water in the vase,
placing a cut flower food packet in the vase which comprises an at least semi-permeable container having a permeability to particles of a size no greater than 400 μm, and a composition for cut flowers in the container comprising one or more compounds that produce gas when contacted with water in an amount sufficient to cause the container to float afier the container is placed into the vase with water therein, and then allowing the container to float to the surface of the water in the vase.
28. A method according to claim 27 , wherein said compounds form an aqueous solution comprising 0.05 g/L to 0.8 g/L of CaCO 3 and 0.2 g/L to 3 g/L of citric acid.
29. A method according to claim 27 , wherein said compounds form an aqueous solution comprising 0.2 g/L to 0.4 g/L of CaCO 3 and 0.5 g/L to 2.5 g/L of citric acid.
30. A method according to claim 27 , wherein said compounds form an aqueous solution comprising 1 g/L to 6 g/L of dextrose, 0.005 g/L to 0.04 g/L of KA 1 (SO 4 ) 2 and 0.02 g/L to 0.08 g/L of MgSO 4 .
31. A method according to claim 27 , wherein said compounds form an aqueous solution comprising 2 g/L to 4.5 g/L of dextrose, 0.01 g/L to 0.03 g/L of KA1(SO 4 ) 2 and 0.03 g/L to 0.07 g/L of MgSO 4 .
32. A cut flower maintained fresh according to the method of claim 28 .
33. A cut flower maintained fresh according to the method of claim 29 .
34. A cut flower maintained fresh according to the method of claim 30 .
35. A cut flower maintained fresh according to the method of claim 31 .
36. The packet of claim 2 , wherein the composition comprises one more compounds selected from the group consisting of compounds comprising one or more azo-moieties, compounds comprising one or more diazo- moieties, chlathrates, Li 2 O 2 , Na 2 O 2 , K 2 O 2 and MgO 2 , borax and NaBO 3 .
37. A cut flower food packet comprising:
an at least semi-permeable container having a permeability to particles of a size no greater than 400 μm, and
a composition for cut flowers in the container wherein 100 g of said composition comprise:
2 g to 10 of CaCO 3 , and
10 g to 60 g of citric acid said composition being provided in said container in an amount sufficient to cause the container to float due to a release of gas from said composition afier the container is placed into a vessel with water therein.
38. The packet of claim 37 , wherein 100 g of said composition comprise:
4 g to 8 g of CaCO 3 , and
20 g to 40 g of citric acid.
39. The packet of claim 37 , wherein 100 g of said composition further comprise:
20 g to 95 g of one or more carbohydrates,
0.2 g to 0.6 g of KA1(SO 4 ) 2 and 0.6 gto 1.4 g of MgSO 4 .
40. A cut flower food packet comprising:
an at least semi-permeable container having a permeability to particles of a size no greater than 400 μm, and
a composition for cut flowers in the container comprising components that yield gaseous decomposition products in an amount sufficient to cause the container to float after the container is placed into a vessel with water therein.